CVE-2011-2560 (GCVE-0-2011-2560)

Vulnerability from cvelistv5 – Published: 2011-08-29 15:00 – Updated: 2024-09-17 04:19
VLAI
Summary
The Packet Capture Service in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x does not properly handle idle TCP connections, which allows remote attackers to cause a denial of service (memory consumption and restart) by making many connections, aka Bug ID CSCtf97162.
Severity
No CVSS data available.
CWE
  • n/a
References
URL Tags
http://www.cisco.com/en/US/products/products_secu… vendor-advisoryx_refsource_CISCO
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T23:08:23.346Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20110824 Cisco Unified Communications Manager Denial of Service Vulnerabilities",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Packet Capture Service in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x does not properly handle idle TCP connections, which allows remote attackers to cause a denial of service (memory consumption and restart) by making many connections, aka Bug ID CSCtf97162."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2011-08-29T15:00:00.000Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "20110824 Cisco Unified Communications Manager Denial of Service Vulnerabilities",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "ID": "CVE-2011-2560",
          "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": "The Packet Capture Service in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x does not properly handle idle TCP connections, which allows remote attackers to cause a denial of service (memory consumption and restart) by making many connections, aka Bug ID CSCtf97162."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "20110824 Cisco Unified Communications Manager Denial of Service Vulnerabilities",
              "refsource": "CISCO",
              "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2011-2560",
    "datePublished": "2011-08-29T15:00:00.000Z",
    "dateReserved": "2011-06-27T00:00:00.000Z",
    "dateUpdated": "2024-09-17T04:19:34.235Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2011-2560",
      "date": "2026-09-22",
      "epss": "0.01763",
      "percentile": "0.77047"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.1\\(3\\):*:*:*:*:*:*:*",
                    "matchCriteriaId": "F9BD08CD-9169-4B1E-A6DE-B138E6AB533C",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.1\\(3\\)sr1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "DFFD96E3-B19F-41B7-86FD-DBFD41382C28",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.1\\(3\\)sr2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "0E9BF838-87A2-43B8-975B-524D7F954BF5",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.1\\(3\\)sr3:*:*:*:*:*:*:*",
                    "matchCriteriaId": "9600EA23-5428-4312-A38E-480E3C3228BF",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.1\\(3\\)sr4:*:*:*:*:*:*:*",
                    "matchCriteriaId": "57F5547E-F9C8-4F9C-96A1-563A66EE8D48",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E6C20851-DC17-4E89-A6C1-D1B52D47608F",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.2.1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "BC830649-C0D4-4FFC-8701-80FB4A706F58",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.2.2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "935D2815-7146-4125-BDBE-BFAA62A88EC9",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.2.3:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6BF54827-75E6-4BA0-84F0-0EC0E24A4A73",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.2.3sr1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6C8628E7-D3C8-4212-B0A5-6B5AC14D6101",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.2.3sr2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "19432E5E-EA68-4B7A-8B99-DEBACBC3F160",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.2.3sr2b:*:*:*:*:*:*:*",
                    "matchCriteriaId": "ABE4CD8E-F27C-4F96-B955-FC1E71B5D55B",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.3:*:*:*:*:*:*:*",
                    "matchCriteriaId": "577571D6-AC59-4A43-B9A5-7B6FC6D2046C",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:cisco:unified_communications_manager:4.3\\(1\\):*:*:*:*:*:*:*",
                    "matchCriteriaId": "8F1DEC3B-2782-4144-9651-73116294765D",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The Packet Capture Service in Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x does not properly handle idle TCP connections, which allows remote attackers to cause a denial of service (memory consumption and restart) by making many connections, aka Bug ID CSCtf97162."
          },
          {
            "lang": "es",
            "value": "El Packet Capture Service en Cisco Unified Communications Manager (tambi\u00e9n conocido como CUCM o CallManager) v4.x, no maneja adecuadamente las conexiones TCP inactivas, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (consumo de memoria y reinicio) realizando m\u00faltiples conexiones, tambi\u00e9n conocido como Bug ID CSCtf97162."
          }
        ],
        "id": "CVE-2011-2560",
        "lastModified": "2026-04-29T01:13:23.040",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.8,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2011-08-29T15:55:01.190",
        "references": [
          {
            "source": "psirt@cisco.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b8f531.shtml"
          }
        ],
        "sourceIdentifier": "psirt@cisco.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-399"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

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.


Loading…