CVE-2008-4989
The _gnutls_x509_verify_certificate function in lib/x509/verify.c in libgnutls in GnuTLS before 2.6.1 trusts certificate chains in which the last certificate is an arbitrary trusted, self-signed certificate, which allows man-in-the-middle attackers to insert a spoofed certificate for any Distinguished Name (DN).
Date published : 2008-11-12
http://www.securityfocus.com/bid/32232
http://www.securityfocus.com/archive/1/498431/100/0/threaded
