Improper Check for Unusual or Exceptional Conditions Affecting policykit-1 package, versions <0.105-26ubuntu1.1


Severity

Recommended
0.0
high
0
10

Based on Ubuntu security rating.

Threat Intelligence

Exploit Maturity
Attacked
EPSS
7.48% (92nd percentile)

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  • Snyk IDSNYK-UBUNTU2004-POLICYKIT1-1299897
  • published3 Jun 2021
  • disclosed16 Feb 2022

Introduced: 3 Jun 2021

CVE-2021-3560  (opens in a new tab)
CWE-754  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 policykit-1 to version 0.105-26ubuntu1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream policykit-1 package and not the policykit-1 package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

It was found that polkit could be tricked into bypassing the credential checks for D-Bus requests, elevating the privileges of the requestor to the root user. This flaw could be used by an unprivileged local attacker to, for example, create a new local administrator. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS Base Scores

version 3.1