CVE-2013-4073 Information

Description

The OpenSSL::SSL.verify_certificate_identity function in lib/openssl/ssl.rb in Ruby 1.8 before 1.8.7-p374 1.9 before 1.9.3-p448 and 2.0 before 2.0.0-p247 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 Certification Authority a related issue to CVE-2009-2408.

Reference

http://forums.interworx.com/threads/8000-InterWorx-Version-5-0-14-Released-on-Beta-Channel! http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html http://lists.opensuse.org/opensuse-updates/2013-07/msg00042.html http://lists.opensuse.org/opensuse-updates/2013-07/msg00044.html http://rhn.redhat.com/errata/RHSA-2013-1090.html http://rhn.redhat.com/errata/RHSA-2013-1103.html http://rhn.redhat.com/errata/RHSA-2013-1137.html http://support.apple.com/kb/HT6150 http://www.debian.org/security/2013/dsa-2738 http://www.debian.org/security/2013/dsa-2809 http://www.ruby-lang.org/en/news/2013/06/27/hostname-check-bypassing-vulnerability-in-openssl-client-cve-2013-4073/ http://www.ubuntu.com/usn/USN-1902-1 https://bugzilla.redhat.com/show_bug.cgi?id=979251 https://puppet.com/security/cve/cve-2013-4073