VULNERABILITY INTELLIGENCE

CVE-2020-25697

CVSS score7 HIGH
EPSS probability0.31%
CISA KEVNot currently listed
Published2021-05-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

A privilege escalation flaw was found in the Xorg-x11-server due to a lack of authentication for X11 clients. This flaw allows an attacker to take control of an X application by impersonating the server it is expecting to connect to.

Weakness classification

  • CWE-306: Missing Authentication for Critical Function

Primary references