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CVE-2000-0807
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."
Published: Nov 14, 2000
Modified: Apr 16, 2026
CVSS Metrics
Affected Products (3)
| Vendor | Product | Version |
|---|---|---|
| checkpoint | firewall-1 | 3.0 |
| checkpoint | firewall-1 | 4.0 |
| checkpoint | firewall-1 | 4.1 |
GitHub Security Advisory GHSA-mp84-4rj8-p3fh
The OPSEC communications authentication mechanism (fwn1) in Check Point VPN-1/FireWall-1 4.1 and...
References (6)
- http://www.checkpoint.com/techsupport/alerts/list_vun.html#OPSEC_Authentication
- http://www.osvdb.org/4420
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5471
- http://www.checkpoint.com/techsupport/alerts/list_vun.html#OPSEC_Authentication
- http://www.osvdb.org/4420
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5471
Risk Scores
CVSS Score
7.5 / 10
EPSS Score
0.86%
Top 25% most likely to be exploited
Threat Score
30.3 / 100
Data Sources
NVD
EPSS
GitHub