CVE-2020-27349: aptdaemon performed policykit permissions checks too late

Published Dec 9, 2020
·
Updated

Aptdaemon performed policykit checks after interacting with potentially untrusted files with elevated privileges. This affected versions prior to 1.1.1+bzr982-0ubuntu34.1, 1.1.1+bzr982-0ubuntu32.3, 1.1.1+bzr982-0ubuntu19.5, 1.1.1+bzr982-0ubuntu14.5.

Affected Software

5 affected components
debian/aptdaemon
Ubuntu=16.04
Ubuntu=18.04
Ubuntu=20.04
Ubuntu=20.10

Remediation

Event History

Dec 9, 2020
CVE Published
via MITRE·03:35 AM
Data Sourced
via MITRE·03:35 AM
DescriptionWeakness
Data Sourced
via NVD·04:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Aug 8, 2024
Data Sourced
via Launchpad·01:47 PM
Description
Feb 23, 2026
Data Sourced
via Ubuntu·08:04 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-27349?

CVE-2020-27349 is considered a high severity vulnerability due to policykit checks being performed after interacting with untrusted files with elevated privileges.

2

How do I fix CVE-2020-27349?

To fix CVE-2020-27349, upgrade aptdaemon to version 1.1.1+bzr982-0ubuntu34.1 or later.

3

Which Ubuntu versions are affected by CVE-2020-27349?

CVE-2020-27349 affects Ubuntu versions 16.04, 18.04, 20.04, and 20.10 that have aptdaemon versions prior to the specified fixed versions.

4

What software component is impacted by CVE-2020-27349?

The software component impacted by CVE-2020-27349 is the aptdaemon package.

5

What potential exploit can occur due to CVE-2020-27349?

Due to CVE-2020-27349, an attacker could leverage elevated privileges to perform unauthorized actions on the system.

Contact

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