Nokia Firewall Appliances running IPSO 3.3 and VPN-1/FireWall-1 4.1 Service Pack 3, IPSO…
Priority LOW 25Published · 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
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Nokia Firewall Appliances running IPSO 3.3 and VPN-1/FireWall-1 4.1 Service Pack 3, IPSO 3.4 and VPN-1/FireWall-1 4.1 Service Pack 4, and IPSO 3.4 or IPSO 3.4.1 and VPN-1/FireWall-1 4.1 Service Pack 5, when SYN Defender is configured in Active Gateway mode, does not properly rewrite the third packet of a TCP three-way handshake to use the NAT IP address, which allows remote attackers to gain sensitive information.
Why it matters now
EPSS 0.01302 70th 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:firewall-1:4.1:sp3:*:*:*:*:*:* | 4.1 sp3 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:firewall-1:4.1:sp4:*:*:*:*:*:* | 4.1 sp4 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:firewall-1:4.1:sp5:*:*:*:*:*:* | 4.1 sp5 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:vpn-1:4.1:sp3:*:*:*:*:*:* | 4.1 sp3 | Vulnerable | Check Point |
| cpe:2.3:a:checkpoint:vpn-1:4.1:sp4:*:*:*:*:*:* | 4.1 sp4 | Vulnerable | Check Point |
| cpe:2.3:h:nokia:firewall_appliance:ipso_3.3:*:*:*:*:*:*:* | ipso_3.3 | Vulnerable | Nokia |
| cpe:2.3:h:nokia:firewall_appliance:ipso_3.4:*:*:*:*:*:*:* | ipso_3.4 | Vulnerable | Nokia |
| cpe:2.3:h:nokia:firewall_appliance:ipso_3.41:*:*:*:*:*:*:* | ipso_3.41 | Vulnerable | Nokia |
- cpe:2.3:a:checkpoint:firewall-1:4.1:sp3:*:*:*:*:*:* Versions 4.1 sp3 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:firewall-1:4.1:sp4:*:*:*:*:*:* Versions 4.1 sp4 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:firewall-1:4.1:sp5:*:*:*:*:*:* Versions 4.1 sp5 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:vpn-1:4.1:sp3:*:*:*:*:*:* Versions 4.1 sp3 Vulnerable ·Check Point
- cpe:2.3:a:checkpoint:vpn-1:4.1:sp4:*:*:*:*:*:* Versions 4.1 sp4 Vulnerable ·Check Point
- cpe:2.3:h:nokia:firewall_appliance:ipso_3.3:*:*:*:*:*:*:* Versions ipso_3.3 Vulnerable ·Nokia
- cpe:2.3:h:nokia:firewall_appliance:ipso_3.4:*:*:*:*:*:*:* Versions ipso_3.4 Vulnerable ·Nokia
- cpe:2.3:h:nokia:firewall_appliance:ipso_3.41:*:*:*:*:*:*:* Versions ipso_3.41 Vulnerable ·Nokia
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2001-1431
- 2026-10-03 Alias added: GHSA-wcw3-c4wg-3jxf
References
Advisory 1
Sources
- CVE-2001-1431 · CVE Program
- CVE-2001-1431 · NVD
- FIRST EPSS
- GHSA-wcw3-c4wg-3jxf · 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