CVE-2021-20131 Explained : Impact and Mitigation

ManageEngine ADManager Plus Build 7111 is impacted by a post-authentication remote code execution vulnerability stemming from inadequately validated file uploads within the Personalization interface.

Understanding CVE-2021-20131

This section delves into the details of CVE-2021-20131.

What is CVE-2021-20131?

CVE-2021-20131 concerns a post-authentication remote code execution flaw in ManageEngine ADManager Plus Build 7111, triggered by improper validation of file uploads in the Personalization interface.

The Impact of CVE-2021-20131

The presence of this vulnerability enables threat actors to execute arbitrary code on affected systems, potentially leading to unauthorized access and data compromise.

Technical Details of CVE-2021-20131

Exploring the technical aspects of CVE-2021-20131.

Vulnerability Description

The vulnerability allows for post-authentication remote code execution due to the lack of proper file upload validation in ManageEngine ADManager Plus Build 7111.

Affected Systems and Versions

ManageEngine ADManager Plus Build 7111 is the only confirmed version affected by this vulnerability.

Exploitation Mechanism

Threat actors can exploit this vulnerability by leveraging improperly validated file uploads in the Personalization interface to execute malicious code.

Mitigation and Prevention

Recommendations for mitigating and preventing the impact of CVE-2021-20131.

Immediate Steps to Take

It is crucial to apply security patches promptly, monitor system activity for any suspicious behavior, and restrict access to vulnerable systems.

Long-Term Security Practices

Implement robust file upload validation procedures, conduct regular security audits, and educate users on safe file handling practices.

Patching and Updates

Ensure the timely installation of security patches provided by the vendor to address the post-authentication remote code execution vulnerability in ManageEngine ADManager Plus Build 7111.