CVE-2020-27662 : Vulnerability Insights and Analysis

In GLPI before 9.5.3, ajax/comments.php has an Insecure Direct Object Reference (IDOR) vulnerability that allows an attacker to read data from any database table (e.g., glpi_tickets, glpi_users, etc.).

Understanding CVE-2020-27662

This CVE involves a security vulnerability in GLPI software that could potentially lead to unauthorized data access.

What is CVE-2020-27662?

CVE-2020-27662 is an Insecure Direct Object Reference (IDOR) vulnerability in GLPI before version 9.5.3. This flaw enables malicious actors to extract information from various database tables within the application.

The Impact of CVE-2020-27662

The vulnerability allows attackers to access sensitive data stored in different database tables, posing a significant risk to the confidentiality and integrity of the information.

Technical Details of CVE-2020-27662

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

Vulnerability Description

The vulnerability exists in the ajax/comments.php file of GLPI, enabling unauthorized data retrieval from any database table.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions before 9.5.3 are affected

Exploitation Mechanism

Attackers can exploit this vulnerability to access and extract data from various database tables, compromising the confidentiality of sensitive information.

Mitigation and Prevention

Protecting systems from CVE-2020-27662 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update GLPI to version 9.5.3 or the latest release to patch the vulnerability.
Monitor and restrict access to sensitive database tables.

Long-Term Security Practices

Regularly audit and review access controls within the application.
Implement security best practices to prevent similar IDOR vulnerabilities.

Patching and Updates

Apply security patches promptly to address known vulnerabilities and enhance system security.