What’s Vulnerable › Vulnerabilities

CVE-2000-0807

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2000-11-14 · updated 2026-06-16

Description

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."

Affected products

• checkpoint Firewall-1: 3.0, 4.0, 4.1

References

• 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

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