CVE-2025-11955 (GCVE-0-2025-11955)
Vulnerability from cvelistv5 – Published: 2025-10-27 11:30 – Updated: 2025-10-27 13:19
VLAI
EPSS
VEX
Title
Incorrect validation of OCSP certificates in TheGreenBow VPN Client Windows Enterprise
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.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-27 13:19 UTC
CWE
- CWE-299 - Improper Check for Certificate Revocation
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.incibe.es/en/incibe-cert/notices/avis… | |
| https://www.thegreenbow.com/en/support/security-alerts/ | vendor-advisorypatch |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| TheGreenBow | TheGreenBow VPN Client Windows Enterprise |
Affected:
7.5
Affected: 7.6 cpe:2.3:a:thegreenbow:thegreenbow_vpn_client_windows_enterprise:7.5:*:*:*:*:*:*:* cpe:2.3:a:thegreenbow:thegreenbow_vpn_client_windows_enterprise:7.6:*:*:*:*:*:*:* |
Date Public
2025-10-27 11:00
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