CVE-2021-36461 Explained : Impact and Mitigation

An Arbitrary File Upload vulnerability exists in Microweber 1.1.3 that allows attackers to getshell via the Settings Upload Picture section by uploading pictures with malicious code, user.ini.

Understanding CVE-2021-36461

This CVE identifies a vulnerability in Microweber 1.1.3 that can be exploited through the Settings Upload Picture feature.

What is CVE-2021-36461?

CVE-2021-36461 is an Arbitrary File Upload vulnerability in Microweber 1.1.3, enabling malicious actors to achieve remote code execution by uploading images containing malicious code.

The Impact of CVE-2021-36461

This vulnerability can lead to unauthorized access, data manipulation, and potentially full control of the affected system by malicious actors.

Technical Details of CVE-2021-36461

This section delves into the specific technical aspects of the vulnerability.

Vulnerability Description

The vulnerability allows attackers to upload images with malicious code, such as user.ini, through the Settings Upload Picture section in Microweber 1.1.3.

Affected Systems and Versions

Microweber 1.1.3 is confirmed to be impacted by this vulnerability, potentially affecting systems that utilize this version.

Exploitation Mechanism

By exploiting this vulnerability, threat actors can execute arbitrary code on the targeted system, compromising its security.

Mitigation and Prevention

To safeguard systems against CVE-2021-36461, immediate action and long-term security measures are advised.

Immediate Steps to Take

System administrators should restrict access to the Settings Upload Picture section and monitor for any suspicious file uploads.

Long-Term Security Practices

Regular security audits, user awareness training, and implementing secure coding practices can enhance overall system security.

Patching and Updates

Users are recommended to apply relevant patches and updates provided by Microweber to address this vulnerability and enhance system defense mechanisms.