CVE-2019-0933 : Security Advisory and Response

A vulnerability in the Chakra scripting engine of Microsoft Edge allows for remote code execution by manipulating objects in memory. This vulnerability is known as 'Chakra Scripting Engine Memory Corruption Vulnerability'.

Understanding CVE-2019-0933

What is CVE-2019-0933?

This CVE refers to a remote code execution vulnerability in the Chakra scripting engine of Microsoft Edge, enabling attackers to execute arbitrary code by manipulating objects in memory.

The Impact of CVE-2019-0933

This vulnerability poses a significant risk as it allows remote attackers to compromise affected systems, potentially leading to unauthorized access, data theft, and system control.

Technical Details of CVE-2019-0933

Vulnerability Description

The vulnerability arises from how the Chakra scripting engine handles objects in memory, enabling attackers to exploit this flaw for remote code execution.

Affected Systems and Versions

Microsoft Edge on various Windows versions including Windows Server 2016, Windows 10 versions 1607, 1703, 1709, 1803, 1809, and Windows Server 2019
Microsoft Edge on Windows 10 Version 1903 for 32-bit, x64-based, and ARM64-based systems
ChakraCore

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious web content, tricking users into visiting a compromised website, leading to the execution of arbitrary code on the target system.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Microsoft promptly to mitigate the vulnerability
Consider using alternative browsers until the patch is applied

Long-Term Security Practices

Regularly update software and systems to ensure the latest security patches are in place
Implement network security measures to detect and block malicious activities

Patching and Updates

Microsoft has released security updates to address this vulnerability, ensure all affected systems are updated with the latest patches