CVE-2009-3767 (GCVE-0-2009-3767)

Vulnerability from cvelistv5 – Published: 2009-10-23 19:00 – Updated: 2024-08-07 06:38
VLAI?
Summary
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.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://marc.info/?l=oss-security&m=125369675820512&w=2 mailing-listx_refsource_MLIST
http://security.gentoo.org/glsa/glsa-201406-36.xml vendor-advisoryx_refsource_GENTOO
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.vupen.com/english/advisories/2010/1858 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/40677 third-party-advisoryx_refsource_SECUNIA
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.openldap.org/devel/cvsweb.cgi/librarie… x_refsource_CONFIRM
http://www.vupen.com/english/advisories/2009/3056 vdb-entryx_refsource_VUPEN
http://www.redhat.com/support/errata/RHSA-2010-05… vendor-advisoryx_refsource_REDHAT
http://www.redhat.com/support/errata/RHSA-2011-08… vendor-advisoryx_refsource_REDHAT
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/38769 third-party-advisoryx_refsource_SECUNIA
http://lists.apple.com/archives/security-announce… vendor-advisoryx_refsource_APPLE
http://support.apple.com/kb/HT3937 x_refsource_CONFIRM
http://marc.info/?l=oss-security&m=125198917018936&w=2 mailing-listx_refsource_MLIST
Date Public ?
2009-09-03 00:00
Show details on NVD website
To clipboard 

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\"tags\": [\"Broken Link\"]}, {\"url\": \"http://www.openldap.org/devel/cvsweb.cgi/libraries/libldap/tls_o.c.diff?r1=1.8\u0026r2=1.11\u0026f=h\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"http://www.redhat.com/support/errata/RHSA-2010-0543.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.redhat.com/support/errata/RHSA-2011-0896.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.vupen.com/english/advisories/2009/3056\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"http://www.vupen.com/english/advisories/2010/1858\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11178\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7274\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}]",
      "sourceIdentifier": "cve@mitre.org",
      "vendorComments": "[{\"organization\": \"Red Hat\", \"comment\": \"Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-3767\\n\\nThis issue was addressed in the openldap packages as shipped with Red Hat Enterprise Linux 5 and 4 via: https://rhn.redhat.com/errata/RHSA-2010-0198.html and https://rhn.redhat.com/errata/RHSA-2010-0543.html respectively.\\n\\nThe Red Hat Security Response Team has rated this issue as having moderate security impact, a future openldap update may address this flaw in Red Hat Enterprise Linux 3.\", \"lastModified\": \"2010-07-20T00:00:00\"}, {\"organization\": \"OpenLDAP\", \"comment\": \"OpenLDAP reported this issue and published a patch for it on 2009-07-30. The patch was included in OpenLDAP 2.4.18 which was released on 2009-09-06. The current release of OpenLDAP is available from the following location:\\n\\nhttp://www.openldap.org/software/download/\", \"lastModified\": \"2009-10-30T00:00:00\"}]",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-295\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2009-3767\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2009-10-23T19:30:00.250\",\"lastModified\":\"2026-04-23T00:35:47.467\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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 \u0027\\\\0\u0027 character in a domain name in the subject\u0027s 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.\"},{\"lang\":\"es\",\"value\":\"libraries/libldap/tls_o.c en OpenLDAP, cuando se usa OpenSSL, no maneja de forma adecuada el caracter  \u0027\\\\0\u0027 en un nombre de dominio, dentro del campo sujeto del Common Name (CN) en los certificados X.509, lo\\r\\nque permite a atacantes man-in-the-middle, esp\u00edar servidores SSL de su elecci\u00f3n a trav\u00e9s de certificados manipulados concedidos por Autoridades Certificadoras, esta relacionado con 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Advisory\"]},{\"url\":\"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7274\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}],\"vendorComments\":[{\"organization\":\"Red Hat\",\"comment\":\"Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-3767\\n\\nThis issue was addressed in the openldap packages as shipped with Red Hat Enterprise Linux 5 and 4 via: https://rhn.redhat.com/errata/RHSA-2010-0198.html and https://rhn.redhat.com/errata/RHSA-2010-0543.html respectively.\\n\\nThe Red Hat Security Response Team has rated this issue as having moderate security impact, a future openldap update may address this flaw in Red Hat Enterprise Linux 3.\",\"lastModified\":\"2010-07-20T00:00:00\"},{\"organization\":\"OpenLDAP\",\"comment\":\"OpenLDAP reported this issue and published a patch for it on 2009-07-30. The patch was included in OpenLDAP 2.4.18 which was released on 2009-09-06. The current release of OpenLDAP is available from the following location:\\n\\nhttp://www.openldap.org/software/download/\",\"lastModified\":\"2009-10-30T00:00:00\"}]}}"
  }
}


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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.