CVE-2017-12278

{"containers": {"cna": {"affected": [{"product": "Cisco Wireless LAN Controller", "vendor": "n/a", "versions": [{"status": "affected", "version": "Cisco Wireless LAN Controller"}]}], "datePublic": "2017-11-02T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco Wireless LAN Controllers could allow an authenticated, remote attacker to cause an affected device to restart, resulting in a denial of service (DoS) condition. The vulnerability is due to a memory leak that occurs on an affected device after the device fails to deallocate a buffer that is used when certain MIBs are polled. An attacker who knows the SNMP Version 2 SNMP Read string or has valid SNMP Version 3 credentials for an affected device could repeatedly poll the affected MIB object IDs (OIDs) and consume available memory on the device. When memory is sufficiently depleted on the device, the device will restart, resulting in a DoS condition. Cisco Bug IDs: CSCvc71674."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-119", "description": "CWE-119", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2017-11-03T09:57:01.000Z", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "1039712", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1039712"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc1"}, {"name": "101642", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/101642"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "ID": "CVE-2017-12278", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco Wireless LAN Controller", "version": {"version_data": [{"version_value": "Cisco Wireless LAN Controller"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco Wireless LAN Controllers could allow an authenticated, remote attacker to cause an affected device to restart, resulting in a denial of service (DoS) condition. The vulnerability is due to a memory leak that occurs on an affected device after the device fails to deallocate a buffer that is used when certain MIBs are polled. An attacker who knows the SNMP Version 2 SNMP Read string or has valid SNMP Version 3 credentials for an affected device could repeatedly poll the affected MIB object IDs (OIDs) and consume available memory on the device. When memory is sufficiently depleted on the device, the device will restart, resulting in a DoS condition. Cisco Bug IDs: CSCvc71674."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-119"}]}]}, "references": {"reference_data": [{"name": "1039712", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1039712"}, {"name": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc1", "refsource": "CONFIRM", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc1"}, {"name": "101642", "refsource": "BID", "url": "http://www.securityfocus.com/bid/101642"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T18:36:54.416Z"}, "title": "CVE Program Container", "references": [{"name": "1039712", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1039712"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc1"}, {"name": "101642", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/101642"}]}]}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2017-12278", "datePublished": "2017-11-02T16:00:00.000Z", "dateReserved": "2017-08-03T00:00:00.000Z", "dateUpdated": "2024-08-05T18:36:54.416Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Cisco Wireless LAN Controller", "vendor": "n/a", "versions": [{"status": "affected", "version": "Cisco Wireless LAN Controller"}]}], "source": "psirt@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:wireless_lan_controller_software:-:*:*:*:*:*:*:*", "matchCriteriaId": "80814232-C66F-434C-B441-99133FFBD415", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:cisco:wireless_lan_controller:-:*:*:*:*:*:*:*", "matchCriteriaId": "AA6C4735-49D1-46CB-AED8-4DDFC5014FB4", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco Wireless LAN Controllers could allow an authenticated, remote attacker to cause an affected device to restart, resulting in a denial of service (DoS) condition. The vulnerability is due to a memory leak that occurs on an affected device after the device fails to deallocate a buffer that is used when certain MIBs are polled. An attacker who knows the SNMP Version 2 SNMP Read string or has valid SNMP Version 3 credentials for an affected device could repeatedly poll the affected MIB object IDs (OIDs) and consume available memory on the device. When memory is sufficiently depleted on the device, the device will restart, resulting in a DoS condition. Cisco Bug IDs: CSCvc71674."}, {"lang": "es", "value": "Una vulnerabilidad en el subsistema Simple Network Management Protocol (SNMP) de Cisco Wireless LAN Controllers podr\u00eda permitir que un atacante remoto autenticado provoque que el dispositivo afectado se reinicie, provocando una denegaci\u00f3n de servicio (DoS) en consecuencia. La vulnerabilidad se debe a una fuga de memoria que ocurre en un dispositivo afectado despu\u00e9s de que el dispositivo falle a la hora de desasignar un b\u00fafer que se utiliza cuando algunas MIB est\u00e1n encuestadas. Un atacante que conozca la cadena SNMP Read Versi\u00f3n 2 o tenga credenciales SNMP Versi\u00f3n 3 para un dispositivo afectado podr\u00eda encuestar repetidamente los ID de los objetos (OID) MIB afectados y consumir la memoria disponible en el dispositivo. Cuando la memoria se agota lo suficiente en el dispositivo, el dispositivo se reiniciar\u00e1, provocando una denegaci\u00f3n de servicio (DoS). Cisco Bug IDs: CSCvc71674."}], "id": "CVE-2017-12278", "lastModified": "2026-06-17T01:03:01.187", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 5.2, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:M/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 4.4, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-11-02T16:29:00.490", "references": [{"source": "psirt@cisco.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101642"}, {"source": "psirt@cisco.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1039712"}, {"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101642"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1039712"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-wlc1"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "psirt@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-772"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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