CVE-2017-11811 Explained : Impact and Mitigation

ChakraCore and Microsoft Edge on various Microsoft Windows versions have a vulnerability that allows attackers to execute arbitrary code in the user's context due to memory object mishandling.

Understanding CVE-2017-11811

What is CVE-2017-11811?

The vulnerability in ChakraCore and Microsoft Edge enables attackers to run arbitrary code within the current user's context by exploiting memory object mishandling.

The Impact of CVE-2017-11811

This vulnerability poses a significant risk as it allows attackers to execute malicious code in the affected user's context, potentially leading to unauthorized access and control of the system.

Technical Details of CVE-2017-11811

Vulnerability Description

The scripting engine in ChakraCore and Microsoft Edge on Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 mishandles objects in memory, enabling attackers to execute arbitrary code.

Affected Systems and Versions

Microsoft Windows 10 Gold
Microsoft Windows 10 1511
Microsoft Windows 10 1607
Microsoft Windows 10 1703
Windows Server 2016

Exploitation Mechanism

Attackers exploit the mishandling of objects in memory within the scripting engine of ChakraCore and Microsoft Edge to execute arbitrary code in the user's context.

Mitigation and Prevention

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update software and operating systems to protect against known vulnerabilities.
Implement security best practices such as least privilege access and network segmentation.

Patching and Updates

It is crucial to regularly check for and apply security updates and patches released by Microsoft to ensure the system is protected from CVE-2017-11811.