CVE-2020-1491 Explained : Impact and Mitigation
Learn about CVE-2020-1491, an elevation of privilege vulnerability in Windows Function Discovery Service, impacting multiple Microsoft Windows versions. Find mitigation steps and updates.
Windows Function Discovery Service Elevation of Privilege Vulnerability was first published on September 11, 2020. The vulnerability affects various Microsoft Windows versions.
Understanding CVE-2020-1491
This section provides an overview and impact analysis of the Windows Function Discovery Service Elevation of Privilege Vulnerability.
What is CVE-2020-1491?
An elevation of privilege vulnerability in the Windows Function Discovery Service allows attackers to execute code with elevated permissions by manipulating objects in memory.
The Impact of CVE-2020-1491
- The vulnerability could be exploited by a locally authenticated attacker.
- Successful exploitation could lead to arbitrary code execution with elevated permissions.
- Microsoft has provided a security update to address this issue.
Technical Details of CVE-2020-1491
Explore the vulnerability in-depth to understand its implications on affected systems.
Vulnerability Description
The vulnerability resides in the way the Windows Function Discovery Service handles objects in memory, enabling the execution of code with elevated privileges.
Affected Systems and Versions
- Windows 10 Version 2004
- Windows Server version 2004
- Windows 10 Version 1803
- Windows 10 Version 1809
- Windows Server 2019
- and more
Exploitation Mechanism
- Attackers need local authentication to exploit the vulnerability.
- By running a specially crafted application, an attacker can exploit the flaw.
Mitigation and Prevention
Learn how to protect your systems from CVE-2020-1491
Immediate Steps to Take
- Apply the security update provided by Microsoft to mitigate the vulnerability.
- Monitor for any unusual activities on the system.
Long-Term Security Practices
- Implement the principle of least privilege to minimize potential risks.
- Regularly update and patch your systems to prevent future vulnerabilities.
Patching and Updates
Ensuring all systems are updated with the latest security patches and updates is crucial to safeguard against known vulnerabilities.