CVE-2015-5894

The X.509 certificate-trust implementation in Apple OS X before 10.11 does not recognize that the kSecRevocationRequirePositiveResponse flag implies a revocation-checking requirement, which makes it easier for man-in-the-middle attackers to spoof endpoints by leveraging access to a revoked...

PT-2015-2291

Name of the Vulnerable Software and Affected Versions Apple OS X versions prior to 10.11 Description The issue is related to the X.509 certificate-trust implementation, which does not properly handle revocation checking. This makes it easier for attackers to conduct man-in-the-middle attacks by...