CVE-2021-38636 Explained : Impact and Mitigation

Understanding CVE-2021-38636

This vulnerability, known as Windows Redirected Drive Buffering SubSystem Driver Information Disclosure, was published on September 15, 2021, by Microsoft.

What is CVE-2021-38636?

The CVE-2021-38636 vulnerability involves an Information Disclosure impact type, allowing unauthorized disclosure of sensitive information.

The Impact of CVE-2021-38636

The vulnerability poses a medium security risk with a CVSS base score of 5.5. It affects various versions of Microsoft Windows, potentially compromising the confidentiality of the system.

Technical Details of CVE-2021-38636

Vulnerability Description

The Windows Redirected Drive Buffering SubSystem Driver Information Disclosure Vulnerability exposes sensitive data, leading to potential information leaks.

Affected Systems and Versions

This vulnerability affects multiple Microsoft products, including various versions of Windows 10, Windows Server, and Windows 7.

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to access and disclose sensitive information on affected systems.

Mitigation and Prevention

Immediate Steps to Take

Users and administrators are advised to apply the necessary security updates provided by Microsoft to patch the vulnerability and prevent exploitation.

Long-Term Security Practices

Implementing robust access controls, regular security audits, and maintaining up-to-date security configurations are essential for long-term protection.

Patching and Updates

It is crucial to regularly monitor and apply security patches released by Microsoft to address vulnerabilities like CVE-2021-38636.