FKIE_CVE-2025-62221

Vulnerability from fkie_nvd - Published: 2025-12-09 18:15 - Updated: 2025-12-10 13:48
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
References
secure@microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62221Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-62221US Government Resource
Impacted products
Vendor Product Version
microsoft windows_10_1809 *
microsoft windows_10_1809 *
microsoft windows_10_21h2 *
microsoft windows_10_22h2 *
microsoft windows_11_23h2 *
microsoft windows_11_24h2 *
microsoft windows_11_25h2 *
microsoft windows_server_2019 *
microsoft windows_server_2022 *
microsoft windows_server_2022_23h2 *
microsoft windows_server_2025 *
To clipboard 

{
  "cisaActionDue": "2025-12-30",
  "cisaExploitAdd": "2025-12-09",
  "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
  "cisaVulnerabilityName": "Microsoft Windows Use After Free Vulnerability",
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*",
              "matchCriteriaId": "5CEB496A-8AF3-458D-B466-16204E535DE0",
              "versionEndExcluding": "10.0.17763.8146",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*",
              "matchCriteriaId": "C99D0580-E443-4440-A211-19BA3C2C4AFA",
              "versionEndExcluding": "10.0.17763.8146",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9D04167A-522C-433E-8CEB-C1D8A02C23D8",
              "versionEndExcluding": "10.0.19044.6691",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A86D6CDC-55E5-4817-A6CE-4CE41921FB79",
              "versionEndExcluding": "10.0.19045.6691",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6DCE32D0-A9E0-4029-AB35-5E202A42AF01",
              "versionEndExcluding": "10.0.22631.6345",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8DCD2A6E-7CD0-4FCC-AC11-5A1470776C24",
              "versionEndExcluding": "10.0.26100.7392",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "8EA08CDD-D682-403D-8B50-879EB4D88C67",
              "versionEndExcluding": "10.0.26200.7392",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "A20DBDB1-D0DE-4800-8BEA-35EE5D53659D",
              "versionEndExcluding": "10.0.17763.8146",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C552FBB4-8F98-492E-A084-AF14C9514A67",
              "versionEndExcluding": "10.0.20348.4467",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E9CE4A36-DA42-40CC-8724-E30A22CA84B6",
              "versionEndExcluding": "10.0.25398.2025",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "35BBEADA-D039-479B-A1BA-B2A7E37235BE",
              "versionEndExcluding": "10.0.26100.7392",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally."
    }
  ],
  "id": "CVE-2025-62221",
  "lastModified": "2025-12-10T13:48:09.333",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "secure@microsoft.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-12-09T18:15:56.517",
  "references": [
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62221"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-62221"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "secure@microsoft.com",
      "type": "Secondary"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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Detection rules are retrieved from Rulezet.