CVE-2019-18934

mediumpriority · track · 30EPSS 0.032 · 88 %ileEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
3.20% (88th) EPSS
CVSS 6.8 · medium
Is it mine?
50 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Unbound 1.6.4 through 1.9.4 contain a vulnerability in the ipsec module that can cause shell code execution after receiving a specially crafted answer. This issue can only be triggered if unbound was compiled with `--enable-ipsecmod` support, and ipsecmod is enabled and used in the configuration.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • Fixedpython3-unbound-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-debuginfo-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-debuginfo-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-debuginfo-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-debuginfo-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedpython3-unbound-debuginfo-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-0:1.7.3-10.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debuginfo-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debuginfo-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debuginfo-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debuginfo-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debuginfo-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debugsource-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debugsource-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debugsource-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debugsource-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-debugsource-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-devel-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-devel-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-devel-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-devel-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-devel-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-debuginfo-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-debuginfo-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-debuginfo-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-debuginfo-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Fixedunbound-libs-debuginfo-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHSA-2020:1716
  • Workaroundpython3-unbound-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-debuginfo-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-debuginfo-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-debuginfo-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-debuginfo-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundpython3-unbound-debuginfo-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-0:1.7.3-10.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debuginfo-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debuginfo-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debuginfo-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debuginfo-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debuginfo-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debugsource-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debugsource-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debugsource-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debugsource-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-debugsource-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-devel-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-devel-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-devel-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-devel-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-devel-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-debuginfo-0:1.7.3-10.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-debuginfo-0:1.7.3-10.el8.i686 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-debuginfo-0:1.7.3-10.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-debuginfo-0:1.7.3-10.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

  • Workaroundunbound-libs-debuginfo-0:1.7.3-10.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)redhat_csaf

    * Do not enable ipsecmod in the unbound.conf configuration file nor via unbound-control, if DNSSEC based Opportunistic IPsec is not used. * Use the `username` option in unbound.conf to make unbound drop privileges and reduce the impact of a successful attack. * Enable SELinux to prevent unbound from executing shell commands, apart from the expected one specified in the `ipsecmod-hook` option.

02

cvss

Technical severity, 0–10. One row per scoring source.

7.3
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.6–7.3

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4
v3.17.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lprimary · NVD / NIST USexploitability 3.9 · impact 3.4
v3.05.6mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · Red Hat Product Security US
v3.17.3highAV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · FSTEC (BDU) RU
v3.16.7mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-78USprimaryCWE-78USCWE-78US
04

affected products (50)

Products and version ranges known to be affected.

showing 20 of 50
05

advisories (1)

Vendor and ecosystem advisories describing this.

  • RHSA-2020:1716Red Hat Security Advisory: unbound security update2020-04-28csaf · redhat_csafUS

    An update for unbound is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bdunvdredhat_csafNVDCVE.orgMITRE
published 2019-11-19modified 2026-06-17
09

references (29)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan