CVE-2021-42668 : Security Advisory and Response

A SQL Injection vulnerability in Sourcecodester Engineers Online Portal in PHP allows attackers to retrieve sensitive data and potentially execute remote code.

Understanding CVE-2021-42668

A SQL Injection vulnerability in a web page of Sourcecodester Engineers Online Portal in PHP could lead to severe consequences.

What is CVE-2021-42668?

This CVE identifies a SQL Injection vulnerability in the Sourcecodester Engineers Online Portal in PHP, triggered by the id parameter in the my_classmates.php web page. Attackers can exploit this to extract sensitive data or achieve remote code execution.

The Impact of CVE-2021-42668

The vulnerability enables attackers to compromise the web server by extracting sensitive data and potentially gaining remote code execution capabilities.

Technical Details of CVE-2021-42668

This section provides a deeper insight into the technical aspects of the CVE.

Vulnerability Description

The SQL Injection vulnerability arises in the Sourcecodester Engineers Online Portal in PHP due to inadequate handling of user input via the id parameter in the my_classmates.php web page.

Affected Systems and Versions

Affected Systems: Sourcecodester Engineers Online Portal in PHP
Affected Versions: All versions

Exploitation Mechanism

The vulnerability is exploited via the id parameter in the my_classmates.php web page, allowing attackers to inject malicious SQL queries, potentially leading to data extraction and remote code execution.

Mitigation and Prevention

Protect your systems with immediate and long-term security measures.

Immediate Steps to Take

Apply security patches provided by the software vendor.
Validate and sanitize user inputs to prevent SQL Injection attacks.
Monitor and analyze web server logs for suspicious activities.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments.
Keep software and applications updated to prevent known vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate SQL Injection vulnerabilities.