CVE-2019-0921 Explained : Impact and Mitigation
Learn about CVE-2019-0921, a vulnerability in Internet Explorer allowing URL spoofing. Find affected systems, exploitation risks, and mitigation steps here.
A vulnerability in Internet Explorer allows for incorrect handling of URLs, known as the 'Internet Explorer Spoofing Vulnerability'.
Understanding CVE-2019-0921
This CVE involves a spoofing vulnerability in Internet Explorer that could potentially lead to security risks.
What is CVE-2019-0921?
This vulnerability in Internet Explorer allows for the mishandling of URLs, which could be exploited by attackers for spoofing.
The Impact of CVE-2019-0921
The vulnerability could be exploited by malicious actors to deceive users by presenting misleading URLs, potentially leading to phishing attacks or other security breaches.
Technical Details of CVE-2019-0921
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability in Internet Explorer allows for spoofing by mishandling URLs, posing a security risk to users.
Affected Systems and Versions
The following systems and versions are affected by this vulnerability:
- 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
- Internet Explorer 11 on various Windows versions
- Internet Explorer 10 on Windows Server 2012
- Internet Explorer 11 on Windows Server 2012
- Internet Explorer 11 on Windows 10 Version 1903 for different system architectures
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting URLs in a way that misleads users, potentially leading to security breaches.
Mitigation and Prevention
Steps to address and prevent the CVE-2019-0921 vulnerability.
Immediate Steps to Take
- Update Internet Explorer to the latest version
- Be cautious when clicking on links from untrusted sources
- Implement security best practices for web browsing
Long-Term Security Practices
- Regularly update and patch Internet Explorer
- Educate users on safe browsing habits and URL awareness
Patching and Updates
Ensure that all systems running affected versions of Internet Explorer are promptly patched with the latest security updates.