{"affected":[{"affectedData":[{"product":"QRadar SIEM","vendor":"IBM","versions":[{"status":"affected","version":"7.3"},{"status":"affected","version":"7.4"}]}],"source":"psirt@us.ibm.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:*:*:*:*:*:*:*:*","matchCriteriaId":"04251734-50F9-4A58-B506-7D7F0A1B18AD","versionEndIncluding":"7.3.2","versionStartIncluding":"7.3.0","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:-:*:*:*:*:*:*","matchCriteriaId":"7E4BDE03-4F44-4DC9-A8D2-FDF52FE79108","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:p1:*:*:*:*:*:*","matchCriteriaId":"91CD9DD8-E60C-4361-9912-6F01D03DB8C3","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:p2:*:*:*:*:*:*","matchCriteriaId":"A478B6C1-A1C0-4602-BD22-1A9FDEA01B98","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.3.3:p3:*:*:*:*:*:*","matchCriteriaId":"F3184D04-0C17-4E99-96E9-B3941D7FE3BF","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:-:*:*:*:*:*:*","matchCriteriaId":"3BF60DED-F561-4FAC-88BE-CEDD4985B29F","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:p1:*:*:*:*:*:*","matchCriteriaId":"0C29DFC8-ED2D-4357-8040-12DA453C624D","vulnerable":true},{"criteria":"cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.4.0:p2:*:*:*:*:*:*","matchCriteriaId":"B02F2F00-3B53-4075-BD0B-323122B9CC11","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"IBM QRadar SIEM 7.3 and 7.4 could allow an authenticated user to cause a denial of service of the qflow process by sending a malformed sflow command. IBM X-Force ID: 182366."},{"lang":"es","value":"IBM QRadar SIEM versiones 7.3 y 7.4, podría permitir a un usuario autenticado causar una denegación de servicio del proceso qflow mediante el envío de un comando sflow malformado. IBM X-Force ID: 182366"}],"id":"CVE-2020-4511","lastModified":"2026-06-17T03:20:05.720","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}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.0"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"psirt@us.ibm.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-07-14T13:15:11.877","references":[{"source":"psirt@us.ibm.com","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/182366"},{"source":"psirt@us.ibm.com","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6246135"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["VDB Entry","Vendor Advisory"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/182366"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/6246135"}],"sourceIdentifier":"psirt@us.ibm.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"NVD-CWE-noinfo"}],"source":"nvd@nist.gov","type":"Primary"}]}