CVE-2020-13987

mediumpriority · track · 31stack campaign · AMNESIA:33EPSS 0.033 · 88 %ileDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
3.26% (88th) EPSS
CVSS 5 · medium
Is it mine?
91 products
Check your exposure
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upper_layer_chksum in net/ipv4/uip.c.

01

remediations

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

A vendor fix is available.

  • Fixediscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.src as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-debugsource-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-devel-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-devel-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-devel-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-devel-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-devel-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixediscsi-initiator-utils-iscsiuio-debuginfo-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat CodeReady Linux Builder (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • Fixedpython3-iscsi-initiator-utils-debuginfo-0:6.2.1.4-4.git095f59c.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)redhat_csaf

    Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

    https://access.redhat.com/errata/RHBA-2021:4446
  • FixedSENTRON 3VA COM100/800siemens_psirt

    Update to V4.4.1 or later version

    https://support.industry.siemens.com/cs/ww/en/view/109765343/
  • FixedSENTRON PAC3200siemens_psirt

    Update to V2.4.7 or later version

    https://support.industry.siemens.com/cs/ww/en/view/31674577/
  • FixedSENTRON PAC4200siemens_psirt

    Update to V2.3.0 or later version

    https://support.industry.siemens.com/cs/ww/en/view/35029840/
  • FixedFNETcisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • FixedNut/Netcisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • Fixedopen-iscsicisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • FixedpicoTCP (EOL)cisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • FixedpicoTCP-NGcisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • FixeduIP (EOL)cisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • FixeduIP-Contiki-NGcisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • FixeduIP-Contiki-OS (end-of-life [EOL])cisa_csaf_ot

    Additional vendors affected by the reported vulnerabilities have also released security advisories related to their affected products. Those advisories are as follows:

    https://yanzi.dev/#/security/advisories/2020-12-08
  • FixedSENTRON 3VA COM100/800cisa_csaf_ot

    Update to V4.4.1 or later version

    https://support.industry.siemens.com/cs/ww/en/view/109765343/
  • FixedSENTRON PAC3200cisa_csaf_ot

    Update to V2.4.7 or later version

    https://support.industry.siemens.com/cs/ww/en/view/31674577/
  • FixedSENTRON PAC4200cisa_csaf_ot

    Update to V2.3.0 or later version

    https://support.industry.siemens.com/cs/ww/en/view/35029840/
  • MitigationSENTRON 3VA COM100/800siemens_psirt

    For successful exploitation, an attacking system must be located in the same Modbus TCP segment as a vulnerable device. Therefore ensure that only trusted systems are attached to that segment and only trusted persons have access.

  • MitigationSENTRON PAC3200siemens_psirt

    For successful exploitation, an attacking system must be located in the same Modbus TCP segment as a vulnerable device. Therefore ensure that only trusted systems are attached to that segment and only trusted persons have access.

  • MitigationSENTRON PAC4200siemens_psirt

    For successful exploitation, an attacking system must be located in the same Modbus TCP segment as a vulnerable device. Therefore ensure that only trusted systems are attached to that segment and only trusted persons have access.

  • MitigationSENTRON 3VA COM100/800cisa_csaf_ot

    For successful exploitation, an attacking system must be located in the same Modbus TCP segment as a vulnerable device. Therefore ensure that only trusted systems are attached to that segment and only trusted persons have access.

  • MitigationSENTRON PAC3200cisa_csaf_ot

    For successful exploitation, an attacking system must be located in the same Modbus TCP segment as a vulnerable device. Therefore ensure that only trusted systems are attached to that segment and only trusted persons have access.

  • MitigationSENTRON PAC4200cisa_csaf_ot

    For successful exploitation, an attacking system must be located in the same Modbus TCP segment as a vulnerable device. Therefore ensure that only trusted systems are attached to that segment and only trusted persons have access.

02

cvss

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

8.2
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–8.2

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6
v3.08.2highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Hsecondary · CISA US
v3.16.5mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE
v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · Red Hat Product Security US
v3.16.5mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · CISA US
v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-125USprimaryCWE-125USCWE-125USCWE-125USCWE-805US
04

affected products (91)

Products and version ranges known to be affected.

showing 20 of 91
05

advisories (5)

Vendor and ecosystem advisories describing this.

  • RHBA-2021:4446Red Hat Bug Fix Advisory: iscsi-initiator-utils bug fix and enhancement update2021-11-09csaf · redhat_csafUS

    An update for iscsi-initiator-utils is now available for Red Hat Enterprise Linux 8.

  • SSA-541018SSA-541018: Embedded TCP/IP Stack Vulnerabilities (AMNESIA:33) in SENTRON PAC / 3VA Devices (Part 2)2021-03-09csaf · siemens_psirtDE

    Security researchers discovered and disclosed 33 vulnerabilities in several open-source TCP/IP stacks for embedded devices, also known as "AMNESIA:33" vulnerabilities. This advisory describes the impact of two of these vulnerabilities (CVE-2020-13987, CVE-2020-17437) to Siemens products. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not available. The impact of another "AMNESIA:33" vulnerability (CVE-2020-13988) is described in Siemens Security Advisory SSA-541017.

  • WID-SEC-W-2022-1044TCP/IP Stack: Mehrere SchwachstellenDeutsch2020-12-08csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in TCP/IP Stack ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen, einen Denial of Service Angriff durchzuführen, vertrauliche Daten einzusehen oder Daten zu manipulieren.

  • ICSA-20-343-01Multiple Embedded TCP/IP Stacks2020-12-08icsa · cisa_csaf_otUS

    Successful exploitation of these vulnerabilities could allow attackers to corrupt memory, put devices into infinite loops, access unauthorized data, and/or poison DNS cache.

  • ICSA-21-068-06Siemens TCP/IP Stack Vulnerabilities-AMNESIA:33 in SENTRON PAC / 3VA Devices (Update C)2021-03-09icsa · cisa_csaf_otUS

    Security researchers discovered and disclosed 33 vulnerabilities in several open-source TCP/IP stacks for embedded devices, also known as "AMNESIA:33" vulnerabilities. This advisory describes the impact of two of these vulnerabilities (CVE-2020-13987, CVE-2020-17437) to Siemens products. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not available. The impact of another "AMNESIA:33" vulnerability (CVE-2020-13988) is described in Siemens Security Advisory SSA-541017.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducert_bundcisa_csaf_otredhat_csafsiemens_psirtNVDCVE.orgMITRE
published 2020-12-11modified 2026-06-17
09

references (17)

External citations — patches, advisories, analysis.

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