{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-05T04:24:47.971","vulnerabilities":[{"cve":{"id":"CVE-2021-31847","sourceIdentifier":"trellixpsirt@trellix.com","published":"2021-09-22T14:15:07.563","lastModified":"2024-11-21T06:06:20.813","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Improper access control vulnerability in the repair process for McAfee Agent for Windows prior to 5.7.4 could allow a local attacker to perform a DLL preloading attack using unsigned DLLs. This would result in elevation of privileges and the ability to execute arbitrary code as the system user, through not correctly protecting a temporary directory used in the repair process and not checking the DLL signature."},{"lang":"es","value":"Una vulnerabilidad de control de acceso inapropiado en el proceso de reparación de McAfee Agent para Windows versiones anteriores a 5.7.4, podría permitir a un atacante local llevar a cabo un ataque de precarga de DLL usando DLL sin firmar. Esto daría lugar a una elevación de privilegios y a la posibilidad de ejecutar código arbitrario como usuario del sistema, al no proteger correctamente un directorio temporal usado en el proceso de reparación y no comprobar la firma de la DLL"}],"metrics":{"cvssMetricV31":[{"source":"trellixpsirt@trellix.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.5,"impactScore":6.0},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:M/Au:N/C:C/I:C/A:C","baseScore":6.9,"accessVector":"LOCAL","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"MEDIUM","exploitabilityScore":3.4,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"trellixpsirt@trellix.com","type":"Secondary","description":[{"lang":"en","value":"CWE-269"},{"lang":"en","value":"CWE-347"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-427"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mcafee:agent:*:*:*:*:*:windows:*:*","versionEndExcluding":"5.7.4","matchCriteriaId":"D3643699-06A5-4C9F-8FB4-D9A9F3C93977"}]}]}],"references":[{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10369","source":"trellixpsirt@trellix.com","tags":["Broken Link"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-1104/","source":"trellixpsirt@trellix.com","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10369","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-1104/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]}]}}]}