DEBIAN-CVE-2023-52892

In phpseclib before 1.0.22, 2.x before 2.0.46, and 3.x before 3.0.33, some characters in Subject Alternative Name fields in TLS certificates are incorrectly allowed to have a special meaning in regular expressions such as a + wildcard, leading to name confusion in X.509 certificate host...

GHSA-6748-36QP-FX6R PyOpenSSL Mishandles NUL Byte In Certificate Subject Alternative Name

The X509Extension in pyOpenSSL before 0.13.1 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 issued by a legitimate Certificati...