CVE-2021-40908 : Security Advisory and Response

This CVE involves a SQL injection vulnerability in Login.php within Sourcecodester Purchase Order Management System v1 by oretnom23, enabling attackers to execute arbitrary SQL commands via the username parameter.

Understanding CVE-2021-40908

This section delves into the details of the CVE vulnerability.

What is CVE-2021-40908?

CVE-2021-40908 is a SQL injection flaw that exists in Login.php in Sourcecodester Purchase Order Management System v1 by oretnom23. It allows malicious actors to run arbitrary SQL commands through the username parameter.

The Impact of CVE-2021-40908

The vulnerability may have severe consequences:

Unauthorized access to sensitive data.
SQL injection attacks leading to data manipulation or exfiltration.

Technical Details of CVE-2021-40908

Exploring the technical aspects of the CVE.

Vulnerability Description

Attackers can exploit the SQL injection flaw in Login.php by manipulating the username parameter to execute unauthorized SQL commands.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Versions Affected: Sourcecodester Purchase Order Management System v1

Exploitation Mechanism

The vulnerability can be leveraged through the following method:

Injecting malicious SQL commands via the username parameter to bypass authentication mechanisms.

Mitigation and Prevention

Tips to address and prevent the CVE threat.

Immediate Steps to Take

Implement input validation and sanitization to thwart SQL injection attempts.
Monitor and analyze SQL queries for any abnormal behavior.

Long-Term Security Practices

Regular security audits and code reviews to identify and fix vulnerabilities.
Educate developers on secure coding practices to prevent future SQL injection flaws.

Patching and Updates

Apply patches or updates provided by Sourcecodester to patch the SQL injection vulnerability.