FAS - Logon error, one of the CAs is not trusted

FAS logon fails with an error "The username or password is incorrect". Events are logged on CA/FAS/VDA/Domain Controllers that one of the CAs is not trusted, usually after a CA Certificate is changed/renewed...

PSF-2013-2 ssl: NULL in subjectAltNames

The ssl.matchhostname function in the SSL module in Python 2.6 through 3.4 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate...

CVE-2009-3639

The modtls module in ProFTPD before 1.3.2b, and 1.3.3 before 1.3.3rc2, when the dNSNameRequired TLS option is enabled, does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 client certificate, which allows remote attackers to bypass intended...