CVE-2018-20621

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microvirt:memu:6.0.6:*:*:*:*:*:*:*", "matchCriteriaId": "C755161B-C52B-4B0B-ABAC-647116101192", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in Microvirt MEmu 6.0.6. The MemuService.exe service binary is vulnerable to local privilege escalation through binary planting due to insecure permissions set at install time. This allows code to be run as NT AUTHORITY/SYSTEM."}, {"lang": "es", "value": "Se ha descubierto un problema en Microvirt MEmu 6.0.6. El binario del servicio MemuService.exe es vulnerable a un escalado de privilegios local mediante la colocaci\u00f3n de binarios debido a los permisos inseguros que se establecen durante la instalaci\u00f3n. Esto permite que se ejecute c\u00f3digo como NT AUTHORITY/SYSTEM."}], "id": "CVE-2018-20621", "lastModified": "2026-06-17T01:53:12.280", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-13T08:29:00.287", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2018-20621"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2018-20621"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-732"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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