CVE-2021-44663 : Security Advisory and Response

A Remote Code Execution (RCE) vulnerability exists in the Xerte Project Xerte through version 3.8.4, allowing attackers to execute malicious code.

Understanding CVE-2021-44663

This CVE describes a security flaw in Xerte Project Xerte that enables Remote Code Execution (RCE) through a crafted php file via elfinder in connetor.php.

What is CVE-2021-44663?

The CVE-2021-44663 is a Remote Code Execution (RCE) vulnerability found in the Xerte Project Xerte up to version 3.8.4. This flaw can be exploited by malicious actors to execute arbitrary code.

The Impact of CVE-2021-44663

The vulnerability poses a significant risk as attackers can remotely execute malicious code on affected systems, potentially leading to unauthorized access, data breaches, and system compromise.

Technical Details of CVE-2021-44663

This section covers the technical aspects of the CVE in detail.

Vulnerability Description

A Remote Code Execution (RCE) vulnerability allows threat actors to execute arbitrary code through a crafted php file in connetor.php via elfinder in Xerte Project Xerte.

Affected Systems and Versions

Xerte Project Xerte up to version 3.8.4

Exploitation Mechanism

The vulnerability can be exploited by uploading a specially crafted php file via elfinder in connetor.php, enabling attackers to execute malicious code on the target system.

Mitigation and Prevention

It is crucial to take immediate actions to mitigate the risk posed by CVE-2021-44663.

Immediate Steps to Take

Update Xerte Project Xerte to version 3.8.5, which includes a security patch addressing the RCE vulnerability.
Monitor system logs for any unusual activities indicating potential exploitation.

Long-Term Security Practices

Regularly review and update security configurations to prevent similar vulnerabilities in the future.
Conduct security assessments and penetration testing to identify and address potential security weaknesses.

Patching and Updates

Apply security patches provided by the Xerte Project promptly to protect the system from known vulnerabilities.