CVE-2000-0453

Medium CVSS 5

Published 2000-05-18 · last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-2000-0453, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

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.

Sources

NVD record for CVE-2000-0453

CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P