CVE-2000-0807

High CVSS 7.5

Published 2000-11-14 · last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-2000-0807, 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

The OPSEC communications authentication mechanism (fwn1) in Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to spoof connections, aka the "OPSEC Authentication Vulnerability."

Sources

NVD record for CVE-2000-0807

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