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cvelistMicrosoftCVELIST:CVE-2023-21755
HistoryJan 10, 2023 - 12:00 a.m.

CVE-2023-21755 Windows Kernel Elevation of Privilege Vulnerability

2023-01-1000:00:00
CWE-416
microsoft
www.cve.org
cve-2023
windows
kernel
elevation
privilege
vulnerability

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

8.4 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.0%

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1809",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.3887:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.3887:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.3887:*:*:*:*:*:arm64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "x64-based Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.17763.3887",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 20H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.2486:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.2486:*:*:*:*:*:arm64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19042.2486",
        "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 10 Version 21H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.2486:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.2486:*:*:*:*:*:arm64:*",
      "cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.2486:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19044.2486",
        "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"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 22H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_22H2:10.0.19045.2486:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_10_22H2:10.0.19045.2486:*:*:*:*:*:arm64:*",
      "cpe:2.3:o:microsoft:windows_10_22H2:10.0.19045.2486:*:*:*:*:*:x86:*"
    ],
    "platforms": [
      "x64-based Systems",
      "ARM64-based Systems",
      "32-bit Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19045.2486",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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

8.4 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.0%