CVE-2025-49666

{"id": "CVE-2025-49666", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.2}]}, "published": "2025-07-08T17:15:49.830", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49666", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-122"}]}], "descriptions": [{"lang": "en", "value": "Heap-based buffer overflow in Windows Kernel allows an authorized attacker to execute code over a network."}, {"lang": "es", "value": "El desbordamiento del b\u00fafer basado en mont\u00f3n en el kernel de Windows permite que un atacante autorizado ejecute c\u00f3digo a trav\u00e9s de una red."}], "lastModified": "2025-07-15T16:27:06.517", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6FA4941-0641-4EA0-99A8-97121F625380", "versionEndExcluding": "10.0.14393.8246"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DCFD9FA0-D149-422A-975C-582C9BC9024D", "versionEndExcluding": "10.0.17763.7558"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AE46D39E-7048-4A31-9753-39F6E5F97D1D", "versionEndExcluding": "10.0.20348.3932"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "613302B8-D5C2-4908-9FC9-0EC1650D4517", "versionEndExcluding": "10.0.25398.1732"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "10E640FB-32AB-45B6-BC42-56CC587C0A35", "versionEndExcluding": "10.0.26100.4652"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}