{
  "id": "CVE-2023-21687",
  "sourceIdentifier": "secure@microsoft.com",
  "published": "2023-02-14T20:15:12.537",
  "lastModified": "2024-05-29T03:15:20.307",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "HTTP.sys Information Disclosure Vulnerability"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "secure@microsoft.com",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-668"
        }
      ]
    },
    {
      "source": "secure@microsoft.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:arm64:*",
              "versionEndExcluding": "10.0.22000.1574",
              "matchCriteriaId": "8E0C624C-A725-425E-BE3C-43CA28379263"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:x64:*",
              "versionEndExcluding": "10.0.22000.1574",
              "matchCriteriaId": "D39AA669-F9A5-4678-AE40-F6362BA95C71"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:arm64:*",
              "versionEndExcluding": "10.0.22621.1265",
              "matchCriteriaId": "9689E7AA-B2EA-428C-945F-54935922861D"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*",
              "versionEndExcluding": "10.0.22621.1265",
              "matchCriteriaId": "C819525C-9D6E-4097-9D48-6E2131B3FD90"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "821614DD-37DD-44E2-A8A4-FE8D23A33C3C"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21687",
      "source": "secure@microsoft.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}