{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-27T00:31:55.048","vulnerabilities":[{"cve":{"id":"CVE-2019-3971","sourceIdentifier":"vulnreport@tenable.com","published":"2019-07-17T21:15:12.657","lastModified":"2026-06-17T02:35:58.527","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Comodo Antivirus versions up to 12.0.0.6810 are vulnerable to a local Denial of Service affecting CmdVirth.exe via its LPC port \"cmdvrtLPCServerPort\". A low privileged local process can connect to this port and send an LPC_DATAGRAM, which triggers an Access Violation due to hardcoded NULLs used for Source parameter in a memcpy operation that is called for this handler. This results in CmdVirth.exe and its child svchost.exe instances to terminate."},{"lang":"es","value":"Comodo Antivirus versiones hasta la 12.0.0.6810 y anteriores, son vulnerables a una Denegación de Servicio local que afecta al archivo CmdVirth.exe por medio de su puerto LPC \"cmdvrtLPCServerPort\". Un proceso local poco privilegiado puede conectarse a este puerto y enviar un LPC_DATAGRAM, que activa una Violación de Acceso debido a NULLs embebidos en el disco duro utilizados por el parámetro Source en una operación memcpy que es llamada por este controlador. Esto resulta en finalicen las instancias del archivo CmdVirth.exe y su secundario svchost.exe."}],"affected":[{"source":"vulnreport@tenable.com","affectedData":[{"vendor":"n/a","product":"Comodo Antivirus","versions":[{"version":"Versions 12.0.0.6810 and below","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:P","baseScore":2.1,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"LOW","exploitabilityScore":3.9,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:comodo:antivirus:*:*:*:*:*:*:*:*","versionEndIncluding":"12.0.0.6810","matchCriteriaId":"EA5A70E5-7206-41FE-8EA1-4BD6E935E882"}]}]}],"references":[{"url":"https://www.tenable.com/security/research/tra-2019-34","source":"vulnreport@tenable.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.tenable.com/security/research/tra-2019-34","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}]}