CVE-2020-17053: Internet Explorer Memory Corruption Vulnerability

Overview

Severity

High (CVSS 7.5)

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Category

Remote Code Execution

Exploit Status

Not Exploited

Exploitation Likelihood

More Likely

Patch Tuesday

2020-Nov

Released

2020-11-10

EPSS Score

3.99% (percentile: 88.4%)

Affected Products (18)

Browser

• Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems
• Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems
• Internet Explorer 11 on Windows 10 Version 1803 for ARM64-based Systems
• Internet Explorer 11 on Windows 10 Version 1809 for 32-bit Systems
• Internet Explorer 11 on Windows 10 Version 1809 for x64-based Systems
• Internet Explorer 11 on Windows 10 Version 1809 for ARM64-based Systems
• Internet Explorer 11 on Windows Server 2019
• Internet Explorer 11 on Windows 10 Version 1909 for 32-bit Systems
• Internet Explorer 11 on Windows 10 Version 1909 for x64-based Systems
• Internet Explorer 11 on Windows 10 Version 1909 for ARM64-based Systems
• Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems
• Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems
• Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems
• Internet Explorer 11 on Windows 10 Version 2004 for 32-bit Systems
• Internet Explorer 11 on Windows 10 Version 2004 for ARM64-based Systems
• Internet Explorer 11 on Windows 10 Version 2004 for x64-based Systems
• Internet Explorer 11 on Windows 10 Version 20H2 for ARM64-based Systems
• Internet Explorer 11 on Windows 10 Version 20H2 for 32-bit Systems

Security Updates (4)

• 4586785
• 4586793
• 4586786
• 4586781

Acknowledgments

Elliot Cao (@iamelli0t) working with Trend Micro Zero Day Initiative

Revision History

• 2020-11-10: Information published.