CVE-2021-28339 : Exploit Details and Defense Strategies

A remote code execution vulnerability named Remote Procedure Call Runtime has been identified in Microsoft products. This CVE was published on April 13, 2021, and has a base CVSS score of 8.8 (High).

Understanding CVE-2021-28339

This section provides insights into the impact, vulnerability description, affected systems, exploitation mechanism, mitigation, and preventive measures associated with CVE-2021-28339.

What is CVE-2021-28339?

The CVE-2021-28339 is a Remote Procedure Call Runtime Remote Code Execution Vulnerability that affects Microsoft products.

The Impact of CVE-2021-28339

The impact of this vulnerability is classified as Remote Code Execution, allowing potential attackers to execute arbitrary code on affected systems.

Technical Details of CVE-2021-28339

This section delves into the vulnerability description, affected systems and versions, as well as the exploitation mechanism to better understand the technical aspects of CVE-2021-28339.

Vulnerability Description

The vulnerability lies in the Remote Procedure Call Runtime, potentially leading to remote code execution.

Affected Systems and Versions

Various Microsoft products ranging from Windows 7 to Windows Server 2012 R2 are impacted by this CVE across different platforms.

Exploitation Mechanism

Attackers may exploit this vulnerability remotely using a crafted request to the RPC interface.

Mitigation and Prevention

To safeguard systems from CVE-2021-28339, certain immediate actions and long-term security practices need to be followed along with timely patching and updates.

Immediate Steps to Take

Initiate patching procedures as soon as security updates are released by Microsoft to mitigate the vulnerability.

Long-Term Security Practices

Implement stringent security measures, restrict network access, and employ the principle of least privilege to enhance overall system security.

Patching and Updates

Regularly monitor security advisories from Microsoft and apply patches promptly to address potential vulnerabilities.