The Internet Key Exchange version 1 (IKEv1) implementation in Check Point products allows…
Priority MEDIUM 42Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The Internet Key Exchange version 1 (IKEv1) implementation in Check Point products allows remote attackers to cause a denial of service via certain crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1. NOTE: due to the lack of details in the advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to.
Why it matters now
EPSS 0.0488 92nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:checkpoint:check_point:*:*:*:*:*:*:*:* | all versions | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:express:ci_r57:*:*:*:*:*:*:* | ci_r57 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:firewall-1:3.0:*:gx:*:*:*:*:* | 3.0 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:vpn-1:ngx_r60:*:pro:*:*:*:*:* | ngx_r60 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r54:*:*:*:*:*:*:* | r54 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r55:*:*:*:*:*:*:* | r55 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r55p:*:*:*:*:*:*:* | r55p | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r55w:*:*:*:*:*:*:* | r55w | Vulnerable | Check Point |
- cpe:2.3:a:checkpoint:check_point:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:express:ci_r57:*:*:*:*:*:*:* Versions ci_r57 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:firewall-1:3.0:*:gx:*:*:*:*:* Versions 3.0 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:vpn-1:ngx_r60:*:pro:*:*:*:*:* Versions ngx_r60 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r54:*:*:*:*:*:*:* Versions r54 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r55:*:*:*:*:*:*:* Versions r55 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r55p:*:*:*:*:*:*:* Versions r55p Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:vpn-1_firewall-1_next_generation:r55w:*:*:*:*:*:*:* Versions r55w Vulnerable ·Check Point
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-3673
- 2026-10-03 Alias added: GHSA-6qfg-9c4g-p7cq
References
Sources
- CVE-2005-3673 · CVE Program
- CVE-2005-3673 · NVD
- FIRST EPSS
- GHSA-6qfg-9c4g-p7cq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences