CVE-2026-118768

The Botan C++ cryptography library (versions 1.11.34 through 3.13.0) contains a vulnerability in the ocsp_check CLI utility. The tool requests OCSP responses from a certificate's Authority Information Access URL but fails to verify the response signature or authorize the signer. This allows a mal...

CVE-2026-118768 Botan: CLI utility `ocsp_check` accepts unauthenticated responses

Botan is a C++ cryptography library. From 1.11.34 until 3.13.0, the botan ocspcheck command requested an OCSP response from a certificate's Authority Information Access URL without verifying the response signature or authorizing the signer. A malicious responder or on-path attacker could return a...

CVE-2011-2701

The ocspcheck function in rlmeaptls.c in FreeRADIUS 2.1.11, when OCSP is enabled, does not properly parse replies from OCSP responders, which allows remote attackers to bypass authentication by using the EAP-TLS protocol with a revoked X.509 client certificate...

CVE-2011-2701

The ocspcheck function in rlmeaptls.c in FreeRADIUS 2.1.11, when OCSP is enabled, does not properly parse replies from OCSP responders, which allows remote attackers to bypass authentication by using the EAP-TLS protocol with a revoked X.509 client certificate...

CVE-2011-2701

The CVE-2011-2701 issue affects FreeRADIUS 2.1.11 where the OCSP check in rlm_eap_tls.c mishandles OCSP replies when OCSP is enabled, enabling a remote attacker to bypass authentication in EAP-TLS using a revoked X.509 client certificate. Public disclosures across advisories (Mandriva MDVSA-2012:...