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CVE Number Vulnerability Product Severity Date
CVE-2018-0993 Chakra Scripting Engine Memory Corruption Vulnerability Microsoft Edge Critical 11-04-2018

Technical Information

Brief overview of the risk:
A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge. The vulnerability could corrupt memory in such a way that an attacker could execute arbitrary code in the context of the current user.

Detailed Information on the risk:
In a web-based attack scenario, an attacker could host a specially crafted website that is designed to exploit the vulnerability through Microsoft Edge and then convince a user to view the website. The attacker could also take advantage of compromised websites and websites that accept or host user-provided content or advertisements. These websites could contain specially crafted content that could exploit the vulnerability.

Further information on this exploit is available at : CVE-2018-0993

Affected Software


Microsoft Edge on Windows 10 for 32-bit Systems
Microsoft Edge on Windows 10 for x64-based Systems
Microsoft Edge on Windows 10 Version 1511 for x64-based Systems
Microsoft Edge on Windows 10 Version 1511 for 32-bit Systems
Microsoft Edge on Windows Server 2016
Microsoft Edge on Windows 10 Version 1607 for 32-bit Systems
Microsoft Edge on Windows 10 Version 1607 for x64-based Systems
Microsoft Edge on Windows 10 Version 1703 for 32-bit Systems
Microsoft Edge on Windows 10 Version 1703 for x64-based Systems
Microsoft Edge on Windows 10 Version 1709 for 32-bit Systems
Microsoft Edge on Windows 10 Version 1709 for x64-based Systems
ChakraCore