VULNERABILITY INTELLIGENCE

CVE-2021-31523

CVSS score7.8 HIGH
EPSS probability0.32%
CISA KEVNot currently listed
Published2021-04-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has cap_net_raw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency.

Weakness classification

  • nvd@nist.gov: CWE-269

Primary references