CVE-2017-11871 Explained : Impact and Mitigation
Learn about CVE-2017-11871, a critical vulnerability in ChakraCore and Microsoft Edge on Windows 10 and Windows Server versions, allowing attackers to gain user privileges. Find mitigation steps and long-term security practices here.
In November 2017, a vulnerability was identified in ChakraCore and Microsoft Edge affecting Windows 10 versions 1703 and 1709, as well as Windows Server version 1709. This vulnerability, known as "Scripting Engine Memory Corruption Vulnerability," could allow an attacker to exploit the scripting engine's object handling, gaining the same user privileges as the logged-in user.
Understanding CVE-2017-11871
This CVE pertains to a specific vulnerability in ChakraCore and Microsoft Edge that could lead to remote code execution.
What is CVE-2017-11871?
The vulnerability in ChakraCore and Microsoft Edge on Windows 10 and Windows Server versions allows attackers to manipulate object handling in the scripting engine, potentially acquiring user privileges.
The Impact of CVE-2017-11871
Exploiting this vulnerability could result in an attacker gaining the same user rights as the current user, posing a significant security risk to affected systems.
Technical Details of CVE-2017-11871
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from how ChakraCore and Microsoft Edge handle objects in memory, enabling attackers to execute remote code.
Affected Systems and Versions
- Products: ChakraCore, Microsoft Edge
- Vendor: Microsoft Corporation
- Versions: Windows 10 1703, 1709, and Windows Server version 1709
Exploitation Mechanism
Attackers can exploit the vulnerability by manipulating object handling in the scripting engine, allowing them to escalate their privileges.
Mitigation and Prevention
To address CVE-2017-11871, immediate actions and long-term security practices are crucial.
Immediate Steps to Take
- Apply security patches and updates provided by Microsoft promptly.
- Consider implementing additional security measures to mitigate the risk of exploitation.
Long-Term Security Practices
- Regularly update software and systems to prevent vulnerabilities.
- Conduct security assessments and audits to identify and address potential weaknesses.
Patching and Updates
Regularly check for security advisories and updates from Microsoft to patch known vulnerabilities and enhance system security.