CVE-2021-40313 : Security Advisory and Response

Piwigo v11.5 was discovered to contain a SQL injection vulnerability via the parameter pwg_token in /admin/batch_manager_global.php.

Understanding CVE-2021-40313

Piwigo v11.5 is affected by a SQL injection vulnerability that can be exploited via the pwg_token parameter in the specified file.

What is CVE-2021-40313?

This CVE identifies a SQL injection vulnerability in Piwigo v11.5 that allows attackers to execute malicious SQL queries through the pwg_token parameter.

The Impact of CVE-2021-40313

The vulnerability could lead to unauthorized access, data manipulation, and potentially full control of the affected Piwigo instance by malicious actors.

Technical Details of CVE-2021-40313

Piwigo v11.5's SQL injection vulnerability has the following technical aspects:

Vulnerability Description

The issue arises from inadequate input validation of the pwg_token parameter, enabling attackers to inject malicious SQL code.

Affected Systems and Versions

Affected Version: Piwigo v11.5
Vendor: N/A
Product: N/A

Exploitation Mechanism

Attackers exploit the vulnerability by injecting SQL code via the pwg_token parameter in /admin/batch_manager_global.php, gaining unauthorized access.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-40313, consider the following steps:

Immediate Steps to Take

Apply vendor-supplied patches or updates promptly.
Implement strict input validation mechanisms to prevent SQL injection attacks.

Long-Term Security Practices

Regularly monitor and audit the application for security vulnerabilities.
Educate developers on secure coding practices to avoid similar vulnerabilities.

Patching and Updates

Check for security updates from Piwigo and apply them as soon as they are released to address the SQL injection vulnerability.