CVE-2016-20021

critical

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.

References

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

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

https://bugs.gentoo.org/597800

Details

Source: Mitre, NVD

Published: 2024-01-12

Updated: 2024-01-22

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H