CVE-2009-2051

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2009-08-26T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), and 7.x before 7.1(2) allow remote attackers to cause a denial of service (device reload or voice-services outage) via a malformed SIP INVITE message that triggers an improper call to the sipSafeStrlen function, aka Bug IDs CSCsz40392 and CSCsz43987."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2009-09-02T09:00:00.000Z", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "57453", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://osvdb.org/57453"}, {"name": "36499", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/36499"}, {"name": "36152", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/36152"}, {"name": "36498", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/36498"}, {"name": "20090826 Cisco Unified Communications Manager Denial of Service Vulnerabilities", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml"}, {"name": "20100922 Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml"}, {"name": "1022775", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id?1022775"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "ID": "CVE-2009-2051", "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": "Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), and 7.x before 7.1(2) allow remote attackers to cause a denial of service (device reload or voice-services outage) via a malformed SIP INVITE message that triggers an improper call to the sipSafeStrlen function, aka Bug IDs CSCsz40392 and CSCsz43987."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "57453", "refsource": "OSVDB", "url": "http://osvdb.org/57453"}, {"name": "36499", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/36499"}, {"name": "36152", "refsource": "BID", "url": "http://www.securityfocus.com/bid/36152"}, {"name": "36498", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/36498"}, {"name": "20090826 Cisco Unified Communications Manager Denial of Service Vulnerabilities", "refsource": "CISCO", "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml"}, {"name": "20100922 Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities", "refsource": "CISCO", "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml"}, {"name": "1022775", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id?1022775"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T05:36:20.094Z"}, "title": "CVE Program Container", "references": [{"name": "57453", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://osvdb.org/57453"}, {"name": "36499", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/36499"}, {"name": "36152", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/36152"}, {"name": "36498", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/36498"}, {"name": "20090826 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_advisory09186a0080af2d11.shtml"}, {"name": "20100922 Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities", "tags": ["vendor-advisory", 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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "psirt@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*", "matchCriteriaId": "B48B0779-7796-45D2-8967-459F562A6243", "versionEndExcluding": "5.1\\(3g\\)", "versionStartIncluding": "5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*", "matchCriteriaId": "98AF7F97-8702-4E7B-BDE4-BD5A3114FDF4", "versionEndExcluding": "6.1\\(4\\)", "versionStartIncluding": "6.1\\(1\\)", "vulnerable": true}, {"criteria": "cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*", "matchCriteriaId": "96DB29BF-9A40-4591-BE41-C519B86C2EEF", "versionEndExcluding": "7.1\\(2\\)", "versionStartIncluding": "7.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*", "matchCriteriaId": "FBB64D7E-7C96-4A3D-BA83-60EE8D5DFB21", "versionEndIncluding": "12.4", "versionStartIncluding": "12.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*", "matchCriteriaId": "537031DB-5ADF-475E-BFFA-9092652BF2B6", "versionEndIncluding": "15.1", "versionStartIncluding": "15.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*", "matchCriteriaId": "2DEE9D2D-BE50-4216-8F7E-CB6F46880E08", "versionEndIncluding": "2.6.1", "versionStartIncluding": "2.5.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), and 7.x before 7.1(2) allow remote attackers to cause a denial of service (device reload or voice-services outage) via a malformed SIP INVITE message that triggers an improper call to the sipSafeStrlen function, aka Bug IDs CSCsz40392 and CSCsz43987."}, {"lang": "es", "value": "Cisco Unified Communications Manager (tambi\u00e9n conocido como CUCM, formalmente CallManager) v4.x, v5.x anteriores a v5.1(3g), v6.x anteriores v6.1(4), y v7.x anteriores v7.1(2) permite a los atacantes remotos causar una denegaci\u00f3n de servicio (parada del servicio de voz) a trav\u00e9s de mensajes malformados SIP INVITE que lanzan una llamada incorrecta a la funci\u00f3n sipSafeStrlen, tambi\u00e9n conocida como Bug ID CSCsz40392."}], "id": "CVE-2009-2051", "lastModified": "2026-06-16T23:08:39.720", "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": "2009-08-27T17:00:00.953", "references": [{"source": "psirt@cisco.com", "tags": ["Broken Link"], "url": "http://osvdb.org/57453"}, {"source": "psirt@cisco.com", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/36498"}, {"source": "psirt@cisco.com", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/36499"}, {"source": "psirt@cisco.com", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml"}, {"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml"}, {"source": "psirt@cisco.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/36152"}, {"source": "psirt@cisco.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id?1022775"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://osvdb.org/57453"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/36498"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/36499"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a30f.shtml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/36152"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id?1022775"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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