Unrated severityNVD Advisory· Published Oct 23, 2009· Updated Apr 23, 2026
CVE-2009-3767
CVE-2009-3767
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.
Affected products
3- cpe:2.3:o:fedoraproject:fedora:11:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
16- www.openldap.org/devel/cvsweb.cgi/libraries/libldap/tls_o.c.diffnvdPatchVendor Advisory
- lists.apple.com/archives/security-announce/2009/Nov/msg00000.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2010-March/036138.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.htmlnvdMailing ListThird Party Advisory
- marc.infonvdThird Party Advisory
- marc.infonvdThird Party Advisory
- secunia.com/advisories/38769nvdThird Party Advisory
- secunia.com/advisories/40677nvdThird Party Advisory
- security.gentoo.org/glsa/glsa-201406-36.xmlnvdThird Party Advisory
- www.redhat.com/support/errata/RHSA-2010-0543.htmlnvdThird Party Advisory
- www.redhat.com/support/errata/RHSA-2011-0896.htmlnvdThird Party Advisory
- www.vupen.com/english/advisories/2009/3056nvdThird Party Advisory
- www.vupen.com/english/advisories/2010/1858nvdThird Party Advisory
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11178nvdThird Party Advisory
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7274nvdThird Party Advisory
- support.apple.com/kb/HT3937nvdBroken Link
News mentions
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