CVE-2020-17088 : Security Advisory and Response

Windows Common Log File System Driver Elevation of Privilege Vulnerability was published by Microsoft on November 10, 2020. The vulnerability affects various Microsoft Windows versions.

Understanding CVE-2020-17088

This CVE identifies an Elevation of Privilege vulnerability in the Windows Common Log File System Driver.

What is CVE-2020-17088?

The CVE-2020-17088 vulnerability is an Elevation of Privilege issue within the Windows Common Log File System Driver, impacting multiple Windows versions.

The Impact of CVE-2020-17088

The vulnerability has a base severity rating of HIGH with a CVSS base score of 7.8. It allows attackers to elevate privileges on the affected systems.

Technical Details of CVE-2020-17088

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability lies in the Windows Common Log File System Driver, enabling unauthorized users to elevate their privileges.

Affected Systems and Versions

Windows Server version 20H2
Windows 10 versions 20H2, 1803, 1809, 1909, 2004
Windows Server versions 2019, 1909, 1903, 2004
Windows 7, 8.1
Windows Server versions 2008, 2012, 2016

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to gain elevated privileges on the affected systems.

Mitigation and Prevention

Protect your systems from CVE-2020-17088 with the following steps:

Immediate Steps to Take

Apply security patches provided by Microsoft promptly.
Monitor for any unauthorized access or suspicious activities on the network.

Long-Term Security Practices

Implement the principle of least privilege to restrict user access.
Regularly update and patch all software and systems to prevent vulnerabilities.

Patching and Updates

Ensure that all affected systems are updated with the latest security patches to mitigate the risk of exploitation.