CVE-2020-25697
HIGHX.org X Server - Missing Authentication
Title source: ruleDescription
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.
References (4)
Scores
CVSS v3
7.0
EPSS
0.0006
EPSS Percentile
19.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Classification
CWE
CWE-306
Status
published
Affected Products (1)
x.org/x_server
Timeline
Published
May 26, 2021
Tracked Since
Feb 18, 2026