CVE-2021-43877 ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability

2021-12-1514:15:31

microsoft

www.cve.org

cve-2021

asp.net core

visual studio

elevation of privilege

vulnerability

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.9

Confidence

High

EPSS

Percentile

9.5%

JSON

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "16.0.0",
        "lessThan": "16.7.23",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "15.0.0",
        "lessThan": "16.9.15",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "16.11.0",
        "lessThan": "16.11.8",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2022 version 17.0",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2022:17.0:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "17.0.0",
        "lessThan": "17.0.3",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "ASP.NET Core 3.1",
    "cpes": [
      "cpe:2.3:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "3.0",
        "lessThan": "3.1.22",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "ASP.NET Core 5.0",
    "cpes": [
      "cpe:2.3:a:microsoft:asp.net_core:5.0:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "5.0",
        "lessThan": "5.0.13",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "ASP.NET Core 6.0",
    "cpes": [
      "cpe:2.3:a:microsoft:asp.net_core:6.0:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "6.0",
        "lessThan": "6.0.101",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2022 version 17.1",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2022:17.1:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "17.0.0",
        "lessThan": "17.1.4",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]