CVE-2020-10738 : Security Advisory and Response

A flaw in Moodle versions 3.5 to 3.8.2 allowed the creation of a SCORM package that, when added to a course, could be exploited for remote code execution.

Understanding CVE-2020-10738

This CVE identifies a vulnerability in Moodle versions 3.5 to 3.8.2 that could lead to remote code execution.

What is CVE-2020-10738?

The vulnerability in Moodle versions 3.5 to 3.8.2 allowed the creation of a SCORM package that could be interacted with via web services, enabling remote code execution.

The Impact of CVE-2020-10738

The impact of this vulnerability is rated as HIGH, with a CVSS base score of 7.5. It could result in confidentiality, integrity, and availability impacts.

Technical Details of CVE-2020-10738

This section provides more technical insights into the CVE.

Vulnerability Description

The flaw in Moodle versions 3.5 to 3.8.2 allowed the creation of a SCORM package that, when added to a course, could be interacted with via web services to achieve remote code execution.

Affected Systems and Versions

Moodle versions 3.8 to 3.8.2
Moodle versions 3.7 to 3.7.5
Moodle versions 3.6 to 3.6.9
Moodle versions 3.5 to 3.5.11
Earlier unsupported versions

Exploitation Mechanism

The vulnerability could be exploited by creating a malicious SCORM package that, when integrated into a course, could be manipulated through web services to execute remote code.

Mitigation and Prevention

Protecting systems from CVE-2020-10738 is crucial to prevent potential exploitation.

Immediate Steps to Take

Update Moodle to versions 3.8.3, 3.7.6, 3.6.10, or 3.5.12 to mitigate the vulnerability.
Monitor and restrict access to web services in Moodle.

Long-Term Security Practices

Regularly update Moodle to the latest versions to patch known vulnerabilities.
Educate users on safe practices when interacting with external content in Moodle.

Patching and Updates

Apply security patches provided by Moodle to address vulnerabilities and enhance system security.