CVE-2020-16122

Published: Nov 7, 2020Modified: Nov 21, 2024

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

PackageKit's apt backend mistakenly treated all local debs as trusted. The apt security model is based on repository trust and not on the contents of individual files. On sites with configured PolicyKit rules this may allow users to install malicious packages.

Affected (4)

Products: Packagekit Project: Packagekit · Canonical: Ubuntu Linux

Packagekit Project

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Packagekit Project Packagekit	All versions

Configuration B

3 vulnerable

Vulnerable Software	Affected Versions
Canonical Ubuntu Linux	Version 16.04
Canonical Ubuntu Linux	Version 18.04
Canonical Ubuntu Linux	Version 20.04

Related CWEs

Improper Privilege Management

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Insufficient Verification of Data Authenticity

The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

References (2)

https://bugs.launchpad.net/ubuntu/+source/packagekit/+bug/1882098

Source: security@ubuntu.com

Issue TrackingThird Party Advisory

https://bugs.launchpad.net/ubuntu/+source/packagekit/+bug/1882098

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingThird Party Advisory

Timeline

No history available yet.