CVE-2020-1058 : Security Advisory and Response
Learn about CVE-2020-1058, a critical VBScript remote code execution vulnerability affecting Internet Explorer. Find out the impacted systems and mitigation steps.
A remote code execution vulnerability exists in Internet Explorer which allows attackers to execute arbitrary code remotely, posing a significant threat to affected systems.
Understanding CVE-2020-1058
What is CVE-2020-1058?
This CVE refers to a flaw in the VBScript engine's memory object handling, known as 'VBScript Remote Code Execution Vulnerability'.
The Impact of CVE-2020-1058
The vulnerability could result in remote code execution, potentially leading to complete system compromise if exploited by malicious actors.
Technical Details of CVE-2020-1058
Vulnerability Description
The flaw allows remote attackers to execute arbitrary code on the affected system.
Affected Systems and Versions
- Internet Explorer 9 on Windows Server 2008 for 32-bit Systems Service Pack 2
- Internet Explorer 9 on Windows Server 2008 for x64-based Systems Service Pack 2
- Various versions of Internet Explorer 11 on different Windows versions
Exploitation Mechanism
The vulnerability leverages the way VBScript engine handles objects in memory, providing an avenue for executing malicious code.
Mitigation and Prevention
Immediate Steps to Take
- Implement Microsoft's recommended security patches promptly
- Consider disabling VBScript if not essential
Long-Term Security Practices
- Regularly update software and security patches
- Employ network segmentation and principle of least privilege
- Conduct security assessments and penetration testing
Patching and Updates
Apply the latest security updates from Microsoft to address the CVE-2020-1058 vulnerability.