CVE-2025-55340

{"id": "CVE-2025-55340", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "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}, {"type": "Primary", "source": "nvd@nist.gov", "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": "2025-10-14T17:15:47.620", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55340", "tags": ["Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Improper authentication in Windows Remote Desktop Protocol allows an authorized attacker to bypass a security feature locally."}], "lastModified": "2025-10-24T15:30:00.670", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1485A427-10FF-4C39-9911-4C6F1820BE7F", "versionEndExcluding": "10.0.19044.6456"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "26CAACAA-3FE8-4740-8CF2-6BF3D069C47F", "versionEndExcluding": "10.0.19045.6456"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6F387FA2-66C8-4B70-A537-65806271F16A", "versionEndExcluding": "10.0.22621.6060"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A3FEBF91-5010-4C84-B93A-6EFA4838185A", "versionEndExcluding": "10.0.22631.6060"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "41E9F7AC-8E6D-43A0-A157-48A5E0B5BD0D", "versionEndExcluding": "10.0.26100.6899"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3B77A066-4F79-4B1F-AECF-58DB4C651EA5", "versionEndExcluding": "10.0.26200.6899"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B1C1EA69-6BB8-4E59-8659-43581FDB48B7", "versionEndExcluding": "10.0.20348.4294"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "370C12D6-90EF-44BE-8070-AA0080C12600", "versionEndExcluding": "10.0.25398.1913"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "72C1771B-635B-41E3-84AF-8822467A1869", "versionEndExcluding": "10.0.26100.6899"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}