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MicrosoftCVE-2021-34521

HistoryJul 14, 2021 - 6:15 p.m.

CVE-2021-34521

2021-07-1418:15:12

microsoft

web.nvd.nist.gov

cve-2021-34521

raw image

extension

remote code execution

vulnerability

nvd

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.2

Confidence

High

EPSS

0.154

Percentile

96.0%

JSON

Raw Image Extension Remote Code Execution Vulnerability

Affected configurations

Nvd

Vulners

Node

microsoftwindows_10Match20h2

microsoftwindows_10Match21h1

microsoftwindows_10Match1909arm64

microsoftwindows_10Match1909x64

microsoftwindows_server_2016Match20h2

VendorProductVersionCPE
microsoftwindows_1020h2cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*
microsoftwindows_1021h1cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:*:*
microsoftwindows_101909cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:arm64:*
microsoftwindows_101909cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x64:*
microsoftwindows_server_201620h2cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	windows_10	20h2	cpe:2.3:o:microsoft:windows_10:20h2:::::::*
microsoft	windows_10	21h1	cpe:2.3:o:microsoft:windows_10:21h1:::::::*
microsoft	windows_10	1909	cpe:2.3:o:microsoft:windows_10:1909::::::arm64:
microsoft	windows_10	1909	cpe:2.3:o:microsoft:windows_10:1909::::::x64:
microsoft	windows_server_2016	20h2	cpe:2.3:o:microsoft:windows_server_2016:20h2:::::::*

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1909",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1679:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.18363.1679:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "x64-based Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.18363.1679",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 21H1",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:arm64:*",
      "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x86:*"
    ],
    "platforms": [
      "x64-based Systems",
      "ARM64-based Systems",
      "32-bit Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19043.1110",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 20H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:arm64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19042.1110",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server version 20H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1110:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19042.1110",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]