CVE-2025-11955
8.2
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
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| TheGreenBow | TheGreenBow VPN Client Windows Enterprise | 7.5 | affected |
| TheGreenBow | TheGreenBow VPN Client Windows Enterprise | 7.6 | affected |
Weaknesses
- CWE-299: CWE-299: Improper Check for Certificate Revocation
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://www.incibe.es/en/incibe-cert/notices/aviso/incorrect-validation-ocsp-certificates-thegreenbow-vpn-client-windows
- https://www.thegreenbow.com/en/support/security-alerts/
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