oss-sec mailing list archives
Mutt 1.5.19 SSL chain verification flaw
From: Tomas Hoger <thoger () redhat com>
Date: Wed, 10 Jun 2009 11:50:38 +0200
Hi! Mutt version 1.5.19 introduced a support for intermediate CA certs, available when mutt is linked against both OpenSSL and GnuTLS, added via upstream commits: http://dev.mutt.org/trac/changeset/5621:5db868a874b6/mutt_ssl.c http://dev.mutt.org/trac/changeset/5623:7d0583e0315d/mutt_ssl_gnutls.c Miroslav Lichvar noticed that a certificate chain validation was not implemented properly. Individual certificates in the chain where checked and accepted, but the chain as a whole as not validated properly. Issue was addressed via following upstream patches: http://dev.mutt.org/trac/changeset?new=5870:dc9ec900c657@mutt_ssl.c&old=5699:1238dff54a15@mutt_ssl.c http://dev.mutt.org/trac/changeset?new=5853:0b13183e40e0@mutt_ssl_gnutls.c&old=5699:1238dff54a15@mutt_ssl_gnutls.c CVE-2009-1390 was assigned to this issue. -- Tomas Hoger / Red Hat Security Response Team
Current thread:
- Mutt 1.5.19 SSL chain verification flaw Tomas Hoger (Jun 10)