VULNERABILITY INTELLIGENCE

CVE-2021-3560

CVSS score7.8 HIGH
EPSS probability23.71%
CISA KEVKnown exploited vulnerability
Published2022-02-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Known Exploited Vulnerability

Red Hat Polkit Incorrect Authorization Vulnerability

Vendor / product: Red Hat / Polkit

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.

Weakness classification

  • secalert@redhat.com: CWE-863
  • nvd@nist.gov: CWE-754

Primary references