CVE-2019-1138 : Security Advisory and Response
Learn about CVE-2019-1138, a critical vulnerability in Microsoft Edge's Chakra scripting engine allowing remote code execution. Find out how to mitigate the risk and apply necessary security updates.
Microsoft Edge's Chakra scripting engine has a vulnerability that allows remote code execution, known as 'Chakra Scripting Engine Memory Corruption Vulnerability'.
Understanding CVE-2019-1138
What is CVE-2019-1138?
This CVE refers to a vulnerability in Microsoft Edge's Chakra scripting engine related to memory object handling, enabling remote code execution.
The Impact of CVE-2019-1138
This vulnerability poses a significant risk as it allows attackers to execute code remotely, potentially leading to unauthorized access and control over affected systems.
Technical Details of CVE-2019-1138
Vulnerability Description
The vulnerability lies in how the Chakra scripting engine manages objects in memory, creating an opportunity for malicious actors to exploit it for remote code execution.
Affected Systems and Versions
- Microsoft Edge (EdgeHTML-based) on various Windows versions
- ChakraCore
Exploitation Mechanism
The flaw in memory object handling within the Chakra scripting engine can be exploited by attackers to execute arbitrary code remotely.
Mitigation and Prevention
Immediate Steps to Take
- Apply security updates provided by Microsoft promptly
- Consider using alternative browsers until the patch is applied
Long-Term Security Practices
- Regularly update software and systems to mitigate potential vulnerabilities
- Implement network security measures to detect and prevent unauthorized access
Patching and Updates
It is crucial to install the security patch released by Microsoft to address the vulnerability and enhance the security of the affected systems.