CVE-2021-37920 : What You Need to Know

Zoho ManageEngine ADManager Plus version 7110 and prior is vulnerable to unrestricted file upload leading to remote code execution.

Understanding CVE-2021-37920

This CVE highlights a critical vulnerability in Zoho ManageEngine ADManager Plus software.

What is CVE-2021-37920?

The CVE-2021-37920 vulnerability in Zoho ManageEngine ADManager Plus version 7110 and earlier allows malicious actors to upload files without restrictions, resulting in the execution of remote code on the affected system.

The Impact of CVE-2021-37920

Exploitation of this vulnerability can lead to unauthorized access, data theft, system compromise, and potential disruption of services in organizations using the vulnerable software.

Technical Details of CVE-2021-37920

This section provides an overview of the vulnerability's technical aspects.

Vulnerability Description

The vulnerability in Zoho ManageEngine ADManager Plus version 7110 and earlier enables attackers to upload files without any validation, which can be utilized to execute malicious code remotely.

Affected Systems and Versions

Zoho ManageEngine ADManager Plus software version 7110 and prior are affected by this vulnerability. Users of these versions are at risk of exploitation.

Exploitation Mechanism

Malicious actors can exploit this vulnerability by uploading specially crafted files to the vulnerable software, allowing them to execute arbitrary code on the target system.

Mitigation and Prevention

Protecting systems from CVE-2021-37920 involves immediate actions and long-term security practices.

Immediate Steps to Take

Update Zoho ManageEngine ADManager Plus software to a patched version that addresses the vulnerability.
Monitor network traffic and system logs for any suspicious activities.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement network segmentation and access controls to restrict unauthorized access.

Patching and Updates

Vendor patches and updates should be applied as soon as they are available to mitigate the risk of exploitation.