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CVE-2011-3374

Published: 26 November 2019

It was found that apt-key in apt, all versions, do not correctly validate gpg keys with the master keyring, leading to a potential man-in-the-middle attack.

Notes

AuthorNote
sbeattie
Ubuntu specific, debian does not enable net-update. After CVE-2012-0954, net-update was disabled permanently in apt 0.9.6ubuntu3

Priority

Critical

Cvss 3 Severity Score

3.7

Score breakdown

Status

Package Release Status
apt
Launchpad, Ubuntu, Debian
hardy
Released (0.7.9ubuntu17.3)
lucid
Released (0.7.25.3ubuntu9.7)
maverick
Released (0.8.3ubuntu7.2)
natty
Released (0.8.13.2ubuntu4.2)
upstream Not vulnerable
(net-update not enabled by debian)

Severity score breakdown

Parameter Value
Base score 3.7
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N