CVE-2023-21687 HTTP.sys Information Disclosure Vulnerability

2023-02-1419:33:27

CWE-125

microsoft

github.com

information disclosure

http.sys

vulnerability

cve-2023-21687

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

10.5%

JSON

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2022",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1547:*:*:*:*:*:*:*",
      "cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1540:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.20348.1547",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "10.0.0",
        "lessThan": "10.0.20348.1540",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 11 version 21H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_11_21H2:10.0.22621.1574:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_11_21H2:10.0.22621.1574:*:*:*:*:*:arm64:*"
    ],
    "platforms": [
      "x64-based Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.22621.1574",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 11 version 22H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_11_22H2:10.0.22621.1265:*:*:*:*:*:arm64:*",
      "cpe:2.3:o:microsoft:windows_11_22H2:10.0.22621.1265:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "ARM64-based Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.22621.1265",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]