{"id":"CVE-2009-3767","details":"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.","modified":"2026-04-10T03:40:58.080864Z","published":"2009-10-23T19:30:00Z","references":[{"type":"ADVISORY","url":"http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html"},{"type":"ADVISORY","url":"http://lists.fedoraproject.org/pipermail/package-announce/2010-March/036138.html"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html"},{"type":"ADVISORY","url":"http://marc.info/?l=oss-security&m=125198917018936&w=2"},{"type":"ADVISORY","url":"http://marc.info/?l=oss-security&m=125369675820512&w=2"},{"type":"ADVISORY","url":"http://secunia.com/advisories/38769"},{"type":"ADVISORY","url":"http://secunia.com/advisories/40677"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-201406-36.xml"},{"type":"ADVISORY","url":"http://www.openldap.org/devel/cvsweb.cgi/libraries/libldap/tls_o.c.diff?r1=1.8&r2=1.11&f=h"},{"type":"ADVISORY","url":"http://www.redhat.com/support/errata/RHSA-2010-0543.html"},{"type":"ADVISORY","url":"http://www.redhat.com/support/errata/RHSA-2011-0896.html"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2009/3056"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2010/1858"},{"type":"ADVISORY","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11178"},{"type":"ADVISORY","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7274"},{"type":"ARTICLE","url":"http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html"},{"type":"FIX","url":"http://www.openldap.org/devel/cvsweb.cgi/libraries/libldap/tls_o.c.diff?r1=1.8&r2=1.11&f=h"},{"type":"WEB","url":"http://support.apple.com/kb/HT3937"}],"schema_version":"1.7.5"}