CVE-2025-11955
Incorrect validation of OCSP certificates in TheGreenBow VPN Client Windows Enterprise
- State
- Published
- Severity
- 8.2 High
- Published
- Oct 27, 2025
- Updated
- Oct 27, 2025
- Reserved
- Oct 20, 2025
Description
Incorrect validation of OCSP certificates vulnerability in TheGreenBow VPN, versions 7.5 and 7.6. During the IKEv2 authentication step, the OCSP-enabled VPN client establishes the tunnel even if it does not receive an OCSP response or if the OCSP response signature is invalid.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.2 High | CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N | INCIBE |
Weaknesses
- CWE-299 Improper Check for Certificate Revocation
Affected Products
| Product | Versions |
|---|---|
TheGreenBow VPN Client Windows EnterpriseTheGreenBow |
|
References
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