gentoo/portage · Security
Gentoo Portage missing PGP validation of executed code
- GHSA ID
- GHSA-pw5x-x5jw-ccmh
- CVE ID
- CVE-2016-20021
- Severity
- high
- Published
- Updated
- CVSS
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS v3
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS v4
- 8.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U
Description
In Gentoo Portage before 3.0.47, there is missing PGP validation of executed code: the standalone emerge-webrsync downloads a .gpgsig file but does not perform signature verification.
CWEs
- CWE-347 · Improper Verification of Cryptographic Signature
References
- https://nvd.nist.gov/vuln/detail/CVE-2016-20021 ↗
- https://bugs.gentoo.org/597800 ↗
- https://gitweb.gentoo.org/proj/portage.git/tree/NEWS ↗
- https://wiki.gentoo.org/wiki/Portage ↗
- https://github.com/gentoo/portage/commit/28cd240fb23d880b8641a058831c6762db71c3e2 ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/portage/PYSEC-2024-10.yaml ↗
- https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=5b3c80502e96406b4b175e2ee79eb65f3f3cd9f6 ↗
- https://github.com/advisories/GHSA-pw5x-x5jw-ccmh ↗