CVE-2021-43896 Microsoft PowerShell Spoofing Vulnerability

2021-12-1514:15:38

microsoft

github.com

cve-2021

microsoft

powershell

spoofing

vulnerability

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

AI Score

6.8

Confidence

Low

EPSS

0.003

Percentile

65.6%

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

CNA Affected

[
  {
    "cpes": [],
    "vendor": "Microsoft",
    "product": "CBL Mariner 2.0 x64",
    "versions": [
      {
        "status": "affected",
        "version": "N/A"
      }
    ],
    "platforms": [
      "x64-based Systems"
    ]
  },
  {
    "cpes": [],
    "vendor": "Microsoft",
    "product": "CBL Mariner 2.0 ARM",
    "versions": [
      {
        "status": "affected",
        "version": "N/A"
      }
    ],
    "platforms": [
      "ARM64-based Systems"
    ]
  },
  {
    "cpes": [
      "cpe:2.3:o:microsoft:cbl_mariner:1.0:*:*:*:*:*:*:x64"
    ],
    "vendor": "Microsoft",
    "product": "CBL Mariner 1.0 x64",
    "versions": [
      {
        "status": "affected",
        "version": "1.0",
        "lessThan": "7.2.1-1",
        "versionType": "custom"
      }
    ],
    "platforms": [
      "x64-based Systems"
    ]
  },
  {
    "cpes": [
      "cpe:2.3:o:microsoft:cbl_mariner:1.0:*:*:*:*:*:*:arm"
    ],
    "vendor": "Microsoft",
    "product": "CBL Mariner 1.0 ARM",
    "versions": [
      {
        "status": "affected",
        "version": "1.0",
        "lessThan": "7.2.1-1",
        "versionType": "custom"
      }
    ],
    "platforms": [
      "ARM64-based Systems"
    ]
  },
  {
    "cpes": [
      "cpe:2.3:a:microsoft:powershell:7.2:*:*:*:*:*:*:*"
    ],
    "vendor": "Microsoft",
    "product": "PowerShell 7.2",
    "versions": [
      {
        "status": "affected",
        "version": "7.2.0",
        "lessThan": "7.2.1",
        "versionType": "custom"
      }
    ],
    "platforms": [
      "Unknown"
    ]
  }
]