GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2011-0043 (GCVE-0-2011-0043)

Vulnerability from cvelistv5 – Published: 2011-02-10 15:00 – Updated: 2024-08-06 21:43
VLAI
Summary
Kerberos in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 supports weak hashing algorithms, which allows local users to gain privileges by operating a service that sends crafted service tickets, as demonstrated by the CRC32 algorithm, aka "Kerberos Unkeyed Checksum Vulnerability."
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://support.avaya.com/css/P8/documents/100127250 x_refsource_CONFIRM
http://secunia.com/advisories/43251 third-party-advisoryx_refsource_SECUNIA
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
https://docs.microsoft.com/en-us/security-updates… vendor-advisoryx_refsource_MS
http://www.vupen.com/english/advisories/2011/0326 vdb-entryx_refsource_VUPEN
http://osvdb.org/70834 vdb-entryx_refsource_OSVDB
http://www.securitytracker.com/id?1025048 vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/46130 vdb-entryx_refsource_BID
Date Public
2011-02-08 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T21:43:15.023Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://support.avaya.com/css/P8/documents/100127250"
          },
          {
            "name": "43251",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/43251"
          },
          {
            "name": "ms-kerberos-checksum-privilege-escalation(64900)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64900"
          },
          {
            "name": "oval:org.mitre.oval:def:12432",
            "tags": [
              "vdb-entry",
              "signature",
              "x_refsource_OVAL",
              "x_transferred"
            ],
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12432"
          },
          {
            "name": "MS11-013",
            "tags": [
              "vendor-advisory",
              "x_refsource_MS",
              "x_transferred"
            ],
            "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013"
          },
          {
            "name": "ADV-2011-0326",
            "tags": [
              "vdb-entry",
              "x_refsource_VUPEN",
              "x_transferred"
            ],
            "url": "http://www.vupen.com/english/advisories/2011/0326"
          },
          {
            "name": "70834",
            "tags": [
              "vdb-entry",
              "x_refsource_OSVDB",
              "x_transferred"
            ],
            "url": "http://osvdb.org/70834"
          },
          {
            "name": "1025048",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id?1025048"
          },
          {
            "name": "46130",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/46130"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2011-02-08T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Kerberos in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 supports weak hashing algorithms, which allows local users to gain privileges by operating a service that sends crafted service tickets, as demonstrated by the CRC32 algorithm, aka \"Kerberos Unkeyed Checksum Vulnerability.\""
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-10-12T19:57:01.000Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://support.avaya.com/css/P8/documents/100127250"
        },
        {
          "name": "43251",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/43251"
        },
        {
          "name": "ms-kerberos-checksum-privilege-escalation(64900)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64900"
        },
        {
          "name": "oval:org.mitre.oval:def:12432",
          "tags": [
            "vdb-entry",
            "signature",
            "x_refsource_OVAL"
          ],
          "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12432"
        },
        {
          "name": "MS11-013",
          "tags": [
            "vendor-advisory",
            "x_refsource_MS"
          ],
          "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013"
        },
        {
          "name": "ADV-2011-0326",
          "tags": [
            "vdb-entry",
            "x_refsource_VUPEN"
          ],
          "url": "http://www.vupen.com/english/advisories/2011/0326"
        },
        {
          "name": "70834",
          "tags": [
            "vdb-entry",
            "x_refsource_OSVDB"
          ],
          "url": "http://osvdb.org/70834"
        },
        {
          "name": "1025048",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id?1025048"
        },
        {
          "name": "46130",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/46130"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secure@microsoft.com",
          "ID": "CVE-2011-0043",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Kerberos in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 supports weak hashing algorithms, which allows local users to gain privileges by operating a service that sends crafted service tickets, as demonstrated by the CRC32 algorithm, aka \"Kerberos Unkeyed Checksum Vulnerability.\""
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://support.avaya.com/css/P8/documents/100127250",
              "refsource": "CONFIRM",
              "url": "http://support.avaya.com/css/P8/documents/100127250"
            },
            {
              "name": "43251",
              "refsource": "SECUNIA",
              "url": "http://secunia.com/advisories/43251"
            },
            {
              "name": "ms-kerberos-checksum-privilege-escalation(64900)",
              "refsource": "XF",
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64900"
            },
            {
              "name": "oval:org.mitre.oval:def:12432",
              "refsource": "OVAL",
              "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12432"
            },
            {
              "name": "MS11-013",
              "refsource": "MS",
              "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013"
            },
            {
              "name": "ADV-2011-0326",
              "refsource": "VUPEN",
              "url": "http://www.vupen.com/english/advisories/2011/0326"
            },
            {
              "name": "70834",
              "refsource": "OSVDB",
              "url": "http://osvdb.org/70834"
            },
            {
              "name": "1025048",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id?1025048"
            },
            {
              "name": "46130",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/46130"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2011-0043",
    "datePublished": "2011-02-10T15:00:00.000Z",
    "dateReserved": "2010-12-10T00:00:00.000Z",
    "dateUpdated": "2024-08-06T21:43:15.023Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2011-0043",
      "date": "2026-09-17",
      "epss": "0.01573",
      "percentile": "0.74207"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2011-0043\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2011-02-10T16:00:13.677\",\"lastModified\":\"2026-04-29T01:13:23.040\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Kerberos in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 supports weak hashing algorithms, which allows local users to gain privileges by operating a service that sends crafted service tickets, as demonstrated by the CRC32 algorithm, aka \\\"Kerberos Unkeyed Checksum Vulnerability.\\\"\"},{\"lang\":\"es\",\"value\":\"Kerberos en Microsoft Windows XP SP2 y SP3 y Server 2003 SP2 admite algoritmos hash d\u00e9biles, lo que permite a usuarios locales conseguir privilegios, operando un servicio que env\u00eda tickets de servicio manipulados, como lo demuestra el algoritmo CRC32 ,tambi\u00e9n conocido como \\\"Vulnerabilidad de Checksum en la clave Kerberos.\\\"\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:C/I:C/A:C\",\"baseScore\":7.2,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":3.9,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-310\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*\",\"matchCriteriaId\":\"2978BF86-5A1A-438E-B81F-F360D0E30C9C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_2003_server:*:sp2:itanium:*:*:*:*:*\",\"matchCriteriaId\":\"F7EFB032-47F4-4497-B16B-CB9126EAC9DF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*\",\"matchCriteriaId\":\"4D3B5E4F-56A6-4696-BBB4-19DF3613D020\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*\",\"matchCriteriaId\":\"CE477A73-4EE4-41E9-8694-5A3D5DC88656\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*\",\"matchCriteriaId\":\"FFAC3F90-77BF-4F56-A89B-8A3D2D1FC6D6\"}]}]}],\"references\":[{\"url\":\"http://osvdb.org/70834\",\"source\":\"secure@microsoft.com\"},{\"url\":\"http://secunia.com/advisories/43251\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://support.avaya.com/css/P8/documents/100127250\",\"source\":\"secure@microsoft.com\"},{\"url\":\"http://www.securityfocus.com/bid/46130\",\"source\":\"secure@microsoft.com\"},{\"url\":\"http://www.securitytracker.com/id?1025048\",\"source\":\"secure@microsoft.com\"},{\"url\":\"http://www.vupen.com/english/advisories/2011/0326\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/64900\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12432\",\"source\":\"secure@microsoft.com\"},{\"url\":\"http://osvdb.org/70834\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/43251\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://support.avaya.com/css/P8/documents/100127250\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/46130\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securitytracker.com/id?1025048\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.vupen.com/english/advisories/2011/0326\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/64900\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12432\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}



Log in or create an account to share your comment.




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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.