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cvelistMicrosoftCVELIST:CVE-2021-26419
HistoryMay 11, 2021 - 7:11 p.m.

CVE-2021-26419 Scripting Engine Memory Corruption Vulnerability

2021-05-1119:11:11
microsoft
www.cve.org
1

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.7 High

AI Score

Confidence

High

0.937 High

EPSS

Percentile

99.1%

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "Internet Explorer 11",
    "cpes": [
      "cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:*"
    ],
    "platforms": [
      "Windows Server 2016",
      "Windows 10 Version 1803 for 32-bit Systems",
      "Windows 10 Version 1803 for x64-based Systems",
      "Windows 10 Version 1803 for ARM64-based Systems",
      "Windows 10 Version 1809 for 32-bit Systems",
      "Windows 10 Version 1809 for x64-based Systems",
      "Windows 10 Version 1809 for ARM64-based Systems",
      "Windows Server 2019",
      "Windows 10 Version 1909 for 32-bit Systems",
      "Windows 10 Version 1909 for x64-based Systems",
      "Windows 10 Version 1909 for ARM64-based Systems",
      "Windows 10 Version 2004 for 32-bit Systems",
      "Windows 10 Version 2004 for ARM64-based Systems",
      "Windows 10 Version 2004 for x64-based Systems",
      "Windows 10 Version 20H2 for 32-bit Systems",
      "Windows 10 Version 20H2 for ARM64-based Systems",
      "Windows 10 for 32-bit Systems",
      "Windows 10 for x64-based Systems",
      "Windows 10 Version 1607 for 32-bit Systems",
      "Windows 10 Version 1607 for x64-based Systems",
      "Windows 7 for 32-bit Systems Service Pack 1",
      "Windows 7 for x64-based Systems Service Pack 1",
      "Windows 8.1 for 32-bit systems",
      "Windows 8.1 for x64-based systems",
      "Windows RT 8.1",
      "Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "Windows Server 2012",
      "Windows Server 2012 R2"
    ],
    "versions": [
      {
        "version": "1.0.0",
        "lessThan": "10.0.14393.4401",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "10.0.17134.2207",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "10.0.17763.1935",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "10.0.18363.1556",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "10.0.19041.982",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "10.0.10240.18931",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "6.1.7601.24597",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "6.1",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "6.3.9600.20017",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "6.3.9600.20016",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "6.2.9200.23347",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "6.2",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Internet Explorer 9",
    "cpes": [
      "cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Windows Server 2008 for 32-bit Systems Service Pack 2",
      "Windows Server 2008 for x64-based Systems Service Pack 2"
    ],
    "versions": [
      {
        "version": "1.0.0",
        "lessThan": "6.0.6003.21117",
        "versionType": "custom",
        "status": "affected"
      },
      {
        "version": "1.0.0",
        "lessThan": "6.0",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.7 High

AI Score

Confidence

High

0.937 High

EPSS

Percentile

99.1%