CVE-2019-1485 : What You Need to Know
Learn about CVE-2019-1485, a critical vulnerability in Internet Explorer's VBScript engine that allows remote code execution. Find out affected systems, exploitation risks, and mitigation steps.
A vulnerability in the VBScript engine's handling of objects in memory can lead to remote code execution, also known as the 'VBScript Remote Code Execution Vulnerability'.
Understanding CVE-2019-1485
This CVE involves a critical vulnerability in Internet Explorer versions that could allow remote code execution.
What is CVE-2019-1485?
The vulnerability in the VBScript engine's memory object handling can be exploited to execute remote code, posing a significant security risk.
The Impact of CVE-2019-1485
The vulnerability allows attackers to remotely execute malicious code on affected systems, potentially leading to unauthorized access, data theft, and system compromise.
Technical Details of CVE-2019-1485
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability lies in the VBScript engine's handling of objects in memory, enabling remote code execution.
Affected Systems and Versions
- Internet Explorer 10 on Windows Server 2012
- Internet Explorer 9 on Windows Server 2008 for 32-bit Systems Service Pack 2 and x64-based Systems Service Pack 2
- Internet Explorer 11 on various Windows versions including Windows 10, Windows Server 2019, Windows 7, Windows 8.1, and more
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious website or email that, when accessed, triggers the execution of arbitrary code on the target system.
Mitigation and Prevention
Protecting systems from CVE-2019-1485 is crucial to maintaining security.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Consider disabling VBScript if not essential for business operations.
- Implement network-level protections to filter out potentially malicious content.
Long-Term Security Practices
- Regularly update and patch all software and operating systems.
- Educate users on safe browsing habits and the risks associated with opening unknown links or files.
Patching and Updates
- Stay informed about security updates from Microsoft and apply them as soon as they are released to mitigate the risk of exploitation.