CVE-2017-11791 Explained : Impact and Mitigation

CVE-2017-11791, known as the "Scripting Engine Information Disclosure Vulnerability," impacts ChakraCore, Microsoft Edge, Internet Explorer, and various versions of Windows operating systems. This CVE was published on November 14, 2017.

Understanding CVE-2017-11791

This section provides insights into the nature and implications of CVE-2017-11791.

What is CVE-2017-11791?

CVE-2017-11791 is a vulnerability affecting ChakraCore, Internet Explorer, Microsoft Edge, and multiple versions of Windows OS. It allows attackers to extract information that could potentially lead to further system compromise.

The Impact of CVE-2017-11791

The vulnerability poses a risk of information disclosure, enabling threat actors to gather sensitive data that may facilitate additional attacks on the user's system.

Technical Details of CVE-2017-11791

Explore the technical aspects of CVE-2017-11791 to understand its implications.

Vulnerability Description

The vulnerability in ChakraCore, Internet Explorer, and Microsoft Edge in various Windows versions allows attackers to exploit how the scripting engine manages objects in memory, leading to information disclosure.

Affected Systems and Versions

Products: ChakraCore, Microsoft Edge, Internet Explorer
Vendor: Microsoft Corporation
Versions: ChakraCore, Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1, Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016, Windows Server version 1709

Exploitation Mechanism

The vulnerability allows attackers to exploit the scripting engine's memory handling, potentially leading to unauthorized access and information disclosure.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2017-11791.

Immediate Steps to Take

Apply security patches provided by Microsoft promptly.
Implement network segmentation to limit the impact of potential attacks.
Educate users on safe browsing practices and the importance of regular updates.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify vulnerabilities.
Keep systems and software up to date to prevent exploitation of known security flaws.

Patching and Updates

Regularly check for security updates from Microsoft and apply them to ensure protection against CVE-2017-11791.