CVE-2019-0649HighCVSS 4.2

Scripting Engine Elevation of Privileged Vulnerability

Published
February 12, 2019
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2019-0649 →

📋 Description

A vulnerability exists in Microsoft Chakra JIT server. An attacker who successfully exploited this vulnerability could gain elevated privileges. The vulnerability by itself does not allow arbitrary code to run. However, this vulnerability could be used in conjunction with one or more vulnerabilities (for example a remote code execution vulnerability and another elevation of privilege vulnerability) to take advantage of the elevated privileges when running. The security update addresses the vulnerability by modifying how Microsoft Chakra handles constructorCaches.

🎯 Affected products13

  • ChakraCore
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1703 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-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 ARM64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems
  • Microsoft Edge (EdgeHTML-based) on Windows Server 2019

✅ Remediation

KBRelease Notes (Security Update) KB4487020 (Security Update) KB4487017 (Security Update) KB4487044 (Security Update) KB4486996 (Security Update)

🔗 References (10)