Security Advisory
CVE-2009-3766
CVE vulnerability detail — eXtreme Datacenter Security Operations
Description
mutt_ssl.c in mutt 1.5.16 and other versions before 1.5.19, when OpenSSL is used, does not verify the domain name in the subjects Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.