CVE-2009-3767
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.25% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 88.0% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-10-23 19:00Z17 YR AGO
- Last updated
- 2024-08-07 06:38Z2 YR AGO
- Reserved
- 2009-10-23
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-295Improper Certificate ValidationBase
- Data version
- 5.1
- Document digest
- 6efbd7b61ad604dd032650b25f0459f21420cbbf7aaf299305bb608726d73419
05 Affected products
06 References
- lists.fedoraproject.orgFEDORA-2010-0752http://lists.fedoraproject.org/pipermail/package-announce/2010-March/036138.html
- marc.info[oss-security] 20090923 Re: More CVE-2009-2408 like issueshttp://marc.info/?l=oss-security&m=125369675820512&w=2
- security.gentoo.orgGLSA-201406-36http://security.gentoo.org/glsa/glsa-201406-36.xml
- oval.cisecurity.orgoval:org.mitre.oval:def:11178https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11178
- www.vupen.comADV-2010-1858http://www.vupen.com/english/advisories/2010/1858
- secunia.com40677http://secunia.com/advisories/40677
- oval.cisecurity.orgoval:org.mitre.oval:def:7274https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7274
- www.openldap.orghttp://www.openldap.org/devel/cvsweb.cgi/libraries/libldap/tls_o.c.diff?r1=1.8&r2=1.11&f=h
- www.vupen.comADV-2009-3056http://www.vupen.com/english/advisories/2009/3056
- www.redhat.comRHSA-2010:0543http://www.redhat.com/support/errata/RHSA-2010-0543.html
- www.redhat.comRHSA-2011:0896http://www.redhat.com/support/errata/RHSA-2011-0896.html
- lists.opensuse.orgSUSE-SR:2009:016http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
- secunia.com38769http://secunia.com/advisories/38769
- lists.apple.comAPPLE-SA-2009-11-09-1http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
- support.apple.comhttp://support.apple.com/kb/HT3937
- marc.info[oss-security] 20090903 More CVE-2009-2408 like issueshttp://marc.info/?l=oss-security&m=125198917018936&w=2
07 Fixed in
Debian 12
- openldap Fixed in 2.4.17-2.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- openldap Fixed in 2.4.17-2.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- openldap Fixed in 2.4.17-2.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.