CVE-2020-17048: Chakra Scripting Engine Memory Corruption Vulnerability

Overview

Severity
Medium (CVSS 4.2)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C
Category
Remote Code Execution
Exploit Status
Not Exploited
Exploitation Likelihood
Less Likely
Patch Tuesday
2020-Nov
Released
2020-11-10
EPSS Score
2.21% (percentile: 84.4%)

Affected Products (22)

Browser

  • ChakraCore
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 20H2 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows Server 2019
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1909 for ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 2004 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 2004 for ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 2004 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows Server 2016
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 20H2 for ARM64-based Systems

Security Updates (6)

Acknowledgments

Bruno Keith (@bkth_) working with Trend Micro Zero Day Initiative

Revision History

  • 2020-11-10: Information published.