CVE-2009-4565 (GCVE-0-2009-4565)

Vulnerability from cvelistv5 – Published: 2010-01-04 21:00 – Updated: 2024-08-07 07:08
VLAI
Summary
sendmail before 8.14.4 does not properly handle a '\0' character in a Common Name (CN) field of an X.509 certificate, which (1) allows man-in-the-middle attackers to spoof arbitrary SSL-based SMTP servers via a crafted server certificate issued by a legitimate Certification Authority, and (2) allows remote attackers to bypass intended access restrictions via a crafted client certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
mitre CNA under the mitre root
CNA scorecard E 29/100 over 2271 records in the last 180 days details
References
URL Tags
http://secunia.com/advisories/38314 third-party-advisoryx_refsource_SECUNIA
http://security.gentoo.org/glsa/glsa-201206-30.xml vendor-advisoryx_refsource_GENTOO
http://sunsolve.sun.com/search/document.do?assetk… vendor-advisoryx_refsource_SUNALERT
http://secunia.com/advisories/39088 third-party-advisoryx_refsource_SECUNIA
http://www.vupen.com/english/advisories/2009/3661 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/37998 third-party-advisoryx_refsource_SECUNIA
http://www.securityfocus.com/bid/37543 vdb-entryx_refsource_BID
http://www.vupen.com/english/advisories/2011/0415 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/43366 third-party-advisoryx_refsource_SECUNIA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.sendmail.org/releases/8.14.4 x_refsource_CONFIRM
http://marc.info/?l=bugtraq&m=126953289726317&w=2 vendor-advisoryx_refsource_HP
http://www.vupen.com/english/advisories/2010/0719 vdb-entryx_refsource_VUPEN
http://www.redhat.com/support/errata/RHSA-2011-02… vendor-advisoryx_refsource_REDHAT
http://www.debian.org/security/2010/dsa-1985 vendor-advisoryx_refsource_DEBIAN
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://secunia.com/advisories/40109 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/38915 third-party-advisoryx_refsource_SECUNIA
http://www.vupen.com/english/advisories/2010/1386 vdb-entryx_refsource_VUPEN
Date Public
2009-12-30 00:00
Show details on NVD website
To clipboard 

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              "negate": false,
              "operator": "OR"
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          ]
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "sendmail before 8.14.4 does not properly handle a \u0027\\0\u0027 character in a Common Name (CN) field of an X.509 certificate, which (1) allows man-in-the-middle attackers to spoof arbitrary SSL-based SMTP servers via a crafted server certificate issued by a legitimate Certification Authority, and (2) allows remote attackers to bypass intended access restrictions via a crafted client certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408."
        },
        {
          "lang": "es",
          "value": "sendmail anterior a v8.14.4 no maneja adecuadamente un car\u00e1cter \u0027\\0\u0027 en un fichero Common Name (CN) de un certificado X.509; esto permite (1) a atacantes del tipo hombre-en-el-medio suplantar a su elecci\u00f3n servidores SMTP basados en SSL utilizando un certificado de servidor manipulado expedido por una Autoridad Certificadora leg\u00edtima y (2) a atacantes remotos evitar las restricciones de acceso pretendidas a trav\u00e9s de un certificado cliente expedido por una Autoridad Certificadora leg\u00edtima. Vulnerabilidad relacionada con CVE-2009-2408."
        }
      ],
      "id": "CVE-2009-4565",
      "lastModified": "2024-11-21T01:09:55.993",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "HIGH",
            "cvssData": {
              "accessComplexity": "LOW",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "PARTIAL",
              "baseScore": 7.5,
              "confidentialityImpact": "PARTIAL",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
              "version": "2.0"
            },
            "exploitabilityScore": 10.0,
            "impactScore": 6.4,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": true,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ]
      },
      "published": "2010-01-04T21:30:00.640",
      "references": [
        {
          "source": "cve@mitre.org",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00004.html"
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          "url": "http://security.gentoo.org/glsa/glsa-201206-30.xml"
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          "url": "http://www.debian.org/security/2010/dsa-1985"
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        {
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          "url": "http://www.redhat.com/support/errata/RHSA-2011-0262.html"
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          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00004.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
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          "url": "http://www.debian.org/security/2010/dsa-1985"
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          "url": "http://www.vupen.com/english/advisories/2009/3661"
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          "url": "http://www.vupen.com/english/advisories/2010/0719"
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          "url": "http://www.vupen.com/english/advisories/2010/1386"
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        {
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          "url": "http://www.vupen.com/english/advisories/2011/0415"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10255"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11822"
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      "sourceIdentifier": "cve@mitre.org",
      "vendorComments": [
        {
          "comment": "Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-4565\n\nThe Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.",
          "lastModified": "2010-01-21T00:00:00",
          "organization": "Red Hat"
        }
      ],
      "vulnStatus": "Modified",
      "weaknesses": [
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            "value": "sendmail before 8.14.4 does not properly handle a \u0027\\0\u0027 character in a Common Name (CN) field of an X.509 certificate, which (1) allows man-in-the-middle attackers to spoof arbitrary SSL-based SMTP servers via a crafted server certificate issued by a legitimate Certification Authority, and (2) allows remote attackers to bypass intended access restrictions via a crafted client certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408."
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            "value": "sendmail anterior a v8.14.4 no maneja adecuadamente un car\u00e1cter \u0027\\0\u0027 en un fichero Common Name (CN) de un certificado X.509; esto permite (1) a atacantes del tipo hombre-en-el-medio suplantar a su elecci\u00f3n servidores SMTP basados en SSL utilizando un certificado de servidor manipulado expedido por una Autoridad Certificadora leg\u00edtima y (2) a atacantes remotos evitar las restricciones de acceso pretendidas a trav\u00e9s de un certificado cliente expedido por una Autoridad Certificadora leg\u00edtima. Vulnerabilidad relacionada con CVE-2009-2408."
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            "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021797.1-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2010/dsa-1985"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.redhat.com/support/errata/RHSA-2011-0262.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/37543"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.sendmail.org/releases/8.14.4"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://www.vupen.com/english/advisories/2009/3661"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2010/0719"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2010/1386"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2011/0415"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10255"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11822"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vendorComments": [
          {
            "comment": "Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-4565\n\nThe Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.",
            "lastModified": "2010-01-21T00:00:00",
            "organization": "Red Hat"
          }
        ],
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-310"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T13:09:06+00:00",
      "cve": "CVE-2009-4565",
      "id": "CVE-2009-4565",
      "initial_release_date": "2009-12-30T00:00:00+00:00",
      "product_status:fixed": "214",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "sendmail: incorrect verification of SSL certificate with NUL in name",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-4565.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-05-01T02:28:39Z",
      "cve": "CVE-2009-4565",
      "id": "CVE-2009-4565",
      "initial_release_date": "2023-02-15T06:01:20Z",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2009-4565",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-4565.json",
      "version": "6"
    }
  }
}



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