CVE-2021-41678 : Security Advisory and Response

A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database. An attacker can then issue the SQL command through the /opensis/modules/users/Staff.php, staff{TITLE] parameter.

Understanding CVE-2021-41678

This CVE involves a SQL injection vulnerability in openSIS version 8.0, leading to potential exploitation.

What is CVE-2021-41678?

A SQL injection vulnerability in openSIS version 8.0 allows attackers to execute SQL commands through a specific parameter.

The Impact of CVE-2021-41678

Attackers can exploit this vulnerability to potentially access or tamper with sensitive information.
This could lead to data breaches, unauthorized access, and data manipulation within the application.

Technical Details of CVE-2021-41678

This section outlines specific technical aspects of the vulnerability.

Vulnerability Description

The vulnerability enables attackers to inject and execute SQL commands through a particular parameter in openSIS version 8.0.

Affected Systems and Versions

Affected System: openSIS version 8.0
Database Systems: MySQL and MariaDB

Exploitation Mechanism

Attackers can leverage the SQL injection vulnerability by sending malicious SQL commands via the /opensis/modules/users/Staff.php, staff{TITLE] parameter.

Mitigation and Prevention

Steps to address and prevent exploitation of the CVE.

Immediate Steps to Take

Update to a patched version provided by the vendor.
Implement input validation mechanisms to sanitize user inputs.
Regularly monitor and audit database queries for suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing on the application.
Train developers and administrators on secure coding practices.

Patching and Updates

Patch the openSIS application to the latest version that includes fixes for the SQL injection vulnerability.