CVE-2020-23128 : Security Advisory and Response

Chamilo LMS 1.11.10 has a vulnerability that allows a user with Sessions administrator privilege to escalate their privileges by creating a new user and changing its role to administrator.

Understanding CVE-2020-23128

This CVE involves improper privilege management in Chamilo LMS 1.11.10.

What is CVE-2020-23128?

CVE-2020-23128 is a security vulnerability in Chamilo LMS 1.11.10 that enables a user with Sessions administrator privilege to elevate their role to administrator by manipulating user privileges.

The Impact of CVE-2020-23128

The vulnerability could lead to unauthorized privilege escalation within the Chamilo LMS platform, potentially compromising system integrity and data security.

Technical Details of CVE-2020-23128

This section provides more technical insights into the CVE.

Vulnerability Description

The flaw in Chamilo LMS 1.11.10 allows a user with Sessions administrator privilege to create a new user and then change the user's role to administrator, bypassing proper privilege management controls.

Affected Systems and Versions

Affected Systems: Chamilo LMS 1.11.10
Affected Versions: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by a user with Sessions administrator privilege to manipulate user roles and gain unauthorized administrator access.

Mitigation and Prevention

Protecting systems from CVE-2020-23128 requires immediate action and long-term security measures.

Immediate Steps to Take

Disable Sessions administrator privilege if not essential
Monitor user role changes for suspicious activities
Implement least privilege access controls

Long-Term Security Practices

Regularly review and update user privileges
Conduct security training for administrators on privilege management
Perform security audits to identify and address similar vulnerabilities

Patching and Updates

Apply patches or updates provided by Chamilo to fix the privilege escalation issue