CVE-2019-10187 : Vulnerability Insights and Analysis

A vulnerability was discovered in Moodle versions 3.7.1, 3.6.5, and 3.5.7 that allowed users to delete entries from glossaries they did not have direct access to.

Understanding CVE-2019-10187

This CVE relates to a security issue in Moodle that could be exploited by users with specific permissions.

What is CVE-2019-10187?

This CVE refers to a vulnerability in Moodle versions 3.7.1, 3.6.5, and 3.5.7 that enabled users to delete entries from glossaries not directly accessible to them.

The Impact of CVE-2019-10187

The vulnerability could be exploited by individuals with the authority to remove items from a glossary, allowing them to delete entries from other glossaries that were not directly accessible to them.

Technical Details of CVE-2019-10187

This section provides more technical insights into the CVE.

Vulnerability Description

A flaw in Moodle versions 3.7.1, 3.6.5, and 3.5.7 allowed users with permission to delete glossary entries to delete entries from glossaries they did not have direct access to.

Affected Systems and Versions

Product: Moodle
Vendor: The Moodle Project
Affected Versions: 3.7.1, 3.6.5, 3.5.7

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: None
User Interaction: None
Scope: Unchanged
Integrity Impact: Low
Confidentiality Impact: None
Availability Impact: None
Base Score: 4 (Medium Severity)
Vector String: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Mitigation and Prevention

Protecting systems from this vulnerability is crucial.

Immediate Steps to Take

Update Moodle to a patched version that addresses this vulnerability.
Restrict user permissions to minimize the risk of unauthorized actions.

Long-Term Security Practices

Regularly review and update user permissions to ensure least privilege access.
Educate users on security best practices to prevent unauthorized actions.

Patching and Updates

Apply security patches provided by Moodle to fix the vulnerability and enhance system security.