OpenStack Neutron vulnerable to authenticated attackers reconfiguring dnsmasq via crafted extra_dhcp_opts value
An issue was discovered in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. Authenticated attackers can reconfigure dnsmasq via a crafted extra_dhcp_opts value.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-40085US | medium6.5 | — | ||
An issue was discovered in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. Authenticated attackers can reconfigure dnsmasq via a crafted extra_dhcp_opt… | ||||
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references
External citations — patches, advisories, analysis.
- http://www.openwall.com/lists/oss-security/2021/08/31/2WEB
- https://github.com/openstack/neutronPACKAGE
- https://github.com/openstack/neutron/commit/df891f0593d234e01f27d7c0376d9702e178ecfbWEB
- https://github.com/pypa/advisory-database/tree/main/vulns/neutron/PYSEC-2021-361.yamlWEB
- https://launchpad.net/bugs/1939733WEB
- https://lists.debian.org/debian-lts-announce/2021/10/msg00005.htmlWEB
- https://lists.debian.org/debian-lts-announce/2022/05/msg00038.htmlWEB
- https://nvd.nist.gov/vuln/detail/CVE-2021-40085ADVISORY
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