CVE-2025-21191

{"id": "CVE-2025-21191", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/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": "2025-04-08T18:15:44.857", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21191", "source": "secure@microsoft.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-367"}]}], "descriptions": [{"lang": "en", "value": "Time-of-check time-of-use (toctou) race condition in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally."}, {"lang": "es", "value": "La condici\u00f3n de ejecuci\u00f3n de tiempo de uso y tiempo de verificaci\u00f3n (toctou) en la Autoridad de seguridad local (LSA) de Windows permite que un atacante autorizado eleve privilegios localmente."}], "lastModified": "2025-04-09T20:03:01.577", "sourceIdentifier": "secure@microsoft.com"}