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CVE-2022-1664

Published: 25 May 2022

Dpkg::Source::Archive in dpkg, the Debian package management system, before version 1.21.8, 1.20.10, 1.19.8, 1.18.26 is prone to a directory traversal vulnerability. When extracting untrusted source packages in v2 and v3 source package formats that include a debian.tar, the in-place extraction can lead to directory traversal situations on specially crafted orig.tar and debian.tar tarballs.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
dpkg
Launchpad, Ubuntu, Debian
bionic
Released (1.19.0.5ubuntu2.4)
focal
Released (1.19.7ubuntu3.2)
impish
Released (1.20.9ubuntu2.2)
jammy
Released (1.21.1ubuntu2.1)
kinetic
Released (1.21.9ubuntu1)
lunar
Released (1.21.9ubuntu1)
upstream Needs triage

mantic
Released (1.21.9ubuntu1)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H