CVE-2000-0804
Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass the directionality...
CVE-2000-0804 is a high vulnerability (CVSS 7.5) in Checkpoint Firewall-1, published November 14, 2000. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.67%, the 76th percentile. No source names a fixed version.
Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass the directionality check via fragmented TCP connection requests or reopening closed TCP connection requests, aka "One-way Connection Enforcement Bypass."
Exploit likelihood
What each source reports
NVD Score used
Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass the directionality check via fragmented TCP connection requests or reopening closed TCP connection requests, aka "One-way Connection Enforcement Bypass."
- Record
CVE-2000-0804- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass the directionality check via fragmented TCP connection requests or reopening closed TCP connection requests, aka "One-way Connection Enforcement Bypass."
- Record
CVE-2000-0804- Updated
- 2026-11-02
EUVDEUVD-2000-0798 No score
Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass the directionality check via fragmented TCP connection requests or reopening closed TCP connection requests, aka "One-way Connection Enforcement Bypass."
- Record
EUVD-2000-0798- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p3r3-w3mg-3rp5 No score
Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass the directionality...
Check Point VPN-1/FireWall-1 4.1 and earlier allows remote attackers to bypass the directionality check via fragmented TCP connection requests or reopening closed TCP connection requests, aka "One-way Connection Enforcement Bypass."
- Record
GHSA-p3r3-w3mg-3rp5- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |