CVE-2023-21768 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

2023-01-1000:00:00

CWE-822

microsoft

www.cve.org

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

7.9 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

69.0%

JSON

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2022",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1487:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.20348.1487",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 11 version 21H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.1455:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.1455:*:*:*:*:*:arm64:*"
    ],
    "platforms": [
      "x64-based Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.22000.1455",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 11 version 22H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_11_22H2:10.0.22621.1105:*:*:*:*:*:arm64:*",
      "cpe:2.3:o:microsoft:windows_11_22H2:10.0.22621.1105:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "ARM64-based Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.22621.1105",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]