CVE-2009-3767 Information

Description

libraries/libldap/tls_o.c in OpenLDAP 2.2 and 2.4 and possibly other versions when OpenSSL is used does not properly handle a ‘\0’ character in a domain name in the subject’s Common Name (CN) 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://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html http://lists.fedoraproject.org/pipermail/package-announce/2010-March/036138.html http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html http://marc.info/?l=oss-security&m=125198917018936&w=2 http://marc.info/?l=oss-security&m=125369675820512&w=2 http://secunia.com/advisories/38769 http://secunia.com/advisories/40677 http://security.gentoo.org/glsa/glsa-201406-36.xml http://support.apple.com/kb/HT3937 http://www.openldap.org/devel/cvsweb.cgi/libraries/libldap/tls_o.c.diff?r1=1.8&r2=1.11&f=h http://www.redhat.com/support/errata/RHSA-2010-0543.html http://www.redhat.com/support/errata/RHSA-2011-0896.html http://www.vupen.com/english/advisories/2009/3056 http://www.vupen.com/english/advisories/2010/1858 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A11178 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A7274