CVE-2016-20021
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
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. Unless emerge-webrsync is used, Portage is not vulnerable.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | portage | <3.0.47 | 3.0.47 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2016-20021
- https://github.com/gentoo/portage/commit/28cd240fb23d880b8641a058831c6762db71c3e2
- https://bugs.gentoo.org/597800
- https://github.com/gentoo/portage
- https://github.com/pypa/advisory-database/tree/main/vulns/portage/PYSEC-2024-10.yaml
- https://gitweb.gentoo.org/proj/portage.git/tree/NEWS
- https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=5b3c80502e96406b4b175e2ee79eb65f3f3cd9f6
- https://wiki.gentoo.org/wiki/Portage
Verify integrity in audit chain (admin only). AS-IS.