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CVE-2021-3560

Known Exploited (CISA KEV)HIGH
7.8
CVSS Severity Score
EPSS Score42.5550%
EPSS Percentile98.95th
PublishedFeb 16, 2022
Last ModifiedNov 6, 2025

Vulnerability Description

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.

Affected Platforms (CPE)

πŸ“¦
Polkit Project

Polkit

< 0.119
πŸ’»
Debian

Debian Linux

= 11.0
πŸ’»
Canonical

Ubuntu Linux

= 20.04
πŸ“¦
Redhat

Virtualization

= 4.0
πŸ“¦
Redhat

Virtualization Host

= 4.0
πŸ“¦
Redhat

Openshift Container Platform

= 4.7

References & Advisories

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