fkie_cve-2015-2697
Vulnerability from fkie_nvd
Published
2015-11-09 03:59
Modified
2025-04-12 10:46
Severity ?
Summary
The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial '\0' character in a long realm field within a TGS request.
References
cve@mitre.orghttp://krbdev.mit.edu/rt/Ticket/Display.html?id=8252Vendor Advisory
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.htmlMailing List, Third Party Advisory
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.htmlMailing List, Third Party Advisory
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.htmlMailing List, Third Party Advisory
cve@mitre.orghttp://www.debian.org/security/2015/dsa-3395Third Party Advisory
cve@mitre.orghttp://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/77581Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1034084Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2810-1Third Party Advisory
cve@mitre.orghttps://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789Patch, Third Party Advisory
cve@mitre.orghttps://security.gentoo.org/glsa/201611-14Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2015/dsa-3395Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/77581Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1034084Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2810-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201611-14Third Party Advisory
Impacted products
Vendor Product Version
mit kerberos_5 *
oracle solaris 11.3
canonical ubuntu_linux 12.04
canonical ubuntu_linux 14.04
canonical ubuntu_linux 15.04
canonical ubuntu_linux 15.10
debian debian_linux 7.0
debian debian_linux 8.0
debian debian_linux 9.0
opensuse leap 42.1
opensuse opensuse 13.1
opensuse opensuse 13.2
suse linux_enterprise_desktop 12
suse linux_enterprise_server 12
suse linux_enterprise_software_development_kit 12


To clipboard 

{
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    {
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              "matchCriteriaId": "0A215EB7-53BD-44AD-B546-DDF20B3797A6",
              "versionEndExcluding": "1.14",
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          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial \u0027\\0\u0027 character in a long realm field within a TGS request."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n build_principal_va en lib/krb5/krb/bld_princ.c en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) en versiones anteriores a 1.14 permite a usuarios remotos autenticados provocar una denegaci\u00f3n de servicio (lectura fuera de rango y ca\u00edda de KDC) a trav\u00e9s de un car\u00e1cter inicial \u0027\\0\u0027 en un campo realm largo dentro de una solicitud TGS."
    }
  ],
  "id": "CVE-2015-2697",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2015-11-09T03:59:03.343",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252"
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}


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