fkie_cve-2025-59257
Vulnerability from fkie_nvd
Published
2025-10-14 17:16
Modified
2025-10-20 19:49
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Improper validation of specified type of input in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.
References
secure@microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59257Vendor Advisory
Impacted products
Vendor Product Version
microsoft windows_11_24h2 *
microsoft windows_11_25h2 *
microsoft windows_server_2022_23h2 *
microsoft windows_server_2025 *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "41E9F7AC-8E6D-43A0-A157-48A5E0B5BD0D",
              "versionEndExcluding": "10.0.26100.6899",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3B77A066-4F79-4B1F-AECF-58DB4C651EA5",
              "versionEndExcluding": "10.0.26200.6899",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "370C12D6-90EF-44BE-8070-AA0080C12600",
              "versionEndExcluding": "10.0.25398.1913",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CD6268EB-C42B-406F-B3FF-6E694F93BF41",
              "versionEndIncluding": "10.0.26100.6899",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper validation of specified type of input in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network."
    }
  ],
  "id": "CVE-2025-59257",
  "lastModified": "2025-10-20T19:49:05.413",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "secure@microsoft.com",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-10-14T17:16:08.280",
  "references": [
    {
      "source": "secure@microsoft.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59257"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1287"
        }
      ],
      "source": "secure@microsoft.com",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.