CVE-2025-21333

{"id": "CVE-2025-21333", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2025-01-14T18:15:58.530", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21333", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}, {"url": "https://www.vicarius.io/vsociety/posts/cve-2025-21333-elevated-privilege-exposure-in-windows-hyper-v-by-microsoft-detection-script", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.vicarius.io/vsociety/posts/cve-2025-21333-elevated-privilege-exposure-in-windows-hyper-v-by-microsoft-mitigation-script", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-122"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "Windows Hyper-V NT Kernel Integration VSP Elevation of Privilege Vulnerability"}, {"lang": "es", "value": "Vulnerabilidad de elevaci\u00f3n de privilegios en Windows Hyper-V NT Kernel Integration VSP"}], "lastModified": "2025-03-07T17:15:21.473", "cisaActionDue": "2025-02-04", "cisaExploitAdd": "2025-01-14", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "C4AF6108-E473-4695-B5AE-A4449A7A6E22", "versionEndExcluding": "10.0.19044.5371"}, {"criteria": "cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "146C68DB-CB79-4CCA-BCCF-DDB7E6B543DC", "versionEndExcluding": "10.0.19045.5371"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D84EDF98-16E1-412A-9879-2C2FEF87FB2B", "versionEndExcluding": "10.0.22621.4751"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*", "vulnerable": true, "matchCriteriaId": "79F031F0-7E96-4361-9E73-1617F5C51A5D", "versionEndExcluding": "10.0.22621.4751"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "BB980EBB-388D-4D0B-8154-C15EC4E77757", "versionEndExcluding": "10.0.22631.4751"}, {"criteria": "cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "78A3F671-95DC-442A-A511-1E875DF93546", "versionEndExcluding": "10.0.26100.2894"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "B315E632-8658-4CD5-972B-892C1CC738A3", "versionEndExcluding": "10.0.25398.1369"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "2CFD18D5-3C1F-4E3A-A143-EE3F1FFBB880", "versionEndExcluding": "10.0.26100.2894"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com", "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Microsoft Windows Hyper-V NT Kernel Integration VSP Heap-based Buffer Overflow Vulnerability"}