CVE-2019-15316

{"id": "CVE-2019-15316", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}]}, "published": "2019-08-21T20:15:12.930", "references": [{"url": "https://amonitoring.ru/article/onemore_steam_eop_0day/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://habr.com/ru/company/pm/blog/464367/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.youtube.com/watch?v=I93aH86BUaE", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.youtube.com/watch?v=ZCHrjP0cMew", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://amonitoring.ru/article/onemore_steam_eop_0day/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://habr.com/ru/company/pm/blog/464367/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.youtube.com/watch?v=I93aH86BUaE", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.youtube.com/watch?v=ZCHrjP0cMew", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-367"}, {"lang": "en", "value": "CWE-732"}]}], "descriptions": [{"lang": "en", "value": "Valve Steam Client for Windows through 2019-08-20 has weak folder permissions, leading to privilege escalation (to NT AUTHORITY\\SYSTEM) via crafted use of CreateMountPoint.exe and SetOpLock.exe to leverage a TOCTOU race condition."}, {"lang": "es", "value": "Valve Steam Client para Windows hasta 2019-08-20 tiene permisos de carpeta d\u00e9biles, lo que lleva a la escalada de privilegios (a NT AUTHORITY \\ SYSTEM) mediante el uso dise\u00f1ado de CreateMountPoint.exe y SetOpLock.exe para aprovechar una condici\u00f3n de carrera TOCTOU."}], "lastModified": "2024-11-21T04:28:26.183", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:valvesoftware:steam_client:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4D38C019-AD92-45CA-B9C6-4EBAEB13BBDB", "versionEndIncluding": "2019-08-20"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}