CVE-2000-0453

Xfree86 X11r6 - Denial of Service

Title source: rule
STIX 2.1

Description

XFree86 3.3.x and 4.0 allows a user to cause a denial of service via a negative counter value in a malformed TCP packet that is sent to port 6000.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Chris Evans · cdoslinux
https://www.exploit-db.com/exploits/19950

Scores

EPSS 0.0576
EPSS Percentile 90.5%

Details

Status published
Products (3)
xfree86_project/x11r6 3.3.5
xfree86_project/x11r6 3.3.6
xfree86_project/x11r6 4.0
Published May 18, 2000
Tracked Since Feb 18, 2026