CVE-2016-20021

EPSS 0.04%
Veröffentlicht 12.01.2024 03:15:08
Zuletzt bearbeitet 03.06.2025 14:15:26
Quelle cve@mitre.org
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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.

Betroffene Produkte Warnungen 0 Metriken 3 CWE 1 Referenzen 6

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Gentoo ≫ Portage Version < 3.0.47

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	0.04%	0.112

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	9.8	3.9	5.9	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0	9.8	3.9	5.9	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-347 Improper Verification of Cryptographic Signature

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

https://bugs.gentoo.org/597800

Patch

Issue Tracking

https://gitweb.gentoo.org/proj/portage.git/tree/NEWS

Release Notes

https://wiki.gentoo.org/wiki/Portage

Product

https://nvd.nist.gov/vuln/detail/CVE-2016-20021

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2016-20021

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2016-20021

EUVD