CVE-2020-12669 : Exploit Details and Defense Strategies

Dolibarr before 11.0.4 allows remote authenticated attackers to bypass access restrictions via a non-alphanumeric menu parameter.

Understanding CVE-2020-12669

This CVE identifies a vulnerability in Dolibarr that could be exploited by authenticated remote attackers.

What is CVE-2020-12669?

The vulnerability in Dolibarr before version 11.0.4 enables remote authenticated attackers to bypass intended access restrictions by utilizing a non-alphanumeric menu parameter.

The Impact of CVE-2020-12669

The vulnerability could potentially lead to unauthorized access to sensitive information or functionalities within the Dolibarr system, compromising data integrity and confidentiality.

Technical Details of CVE-2020-12669

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The specific issue lies in the core/get_menudiv.php file of Dolibarr, allowing attackers to circumvent access controls through a non-alphanumeric menu parameter.

Affected Systems and Versions

Dolibarr versions before 11.0.4 are affected by this vulnerability.

Exploitation Mechanism

Attackers with authenticated access can exploit the vulnerability by manipulating the non-alphanumeric menu parameter to gain unauthorized access.

Mitigation and Prevention

Protecting systems from CVE-2020-12669 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update Dolibarr to version 11.0.4 or later to mitigate the vulnerability.
Monitor and restrict access to sensitive areas of the application.

Long-Term Security Practices

Regularly review and update access control mechanisms.
Conduct security training for users to recognize and report suspicious activities.

Patching and Updates

Stay informed about security updates and patches released by Dolibarr.
Implement a robust patch management process to promptly apply necessary security fixes.