CVE-2021-40247 : Vulnerability Insights and Analysis

SQL injection vulnerability in Sourcecodester Budget and Expense Tracker System v1 by oretnom23 allows attackers to execute arbitrary SQL commands via the username field.

Understanding CVE-2021-40247

Sourcecodester Budget and Expense Tracker System v1 by oretnom23 is vulnerable to SQL injection, enabling attackers to manipulate the username field.

What is CVE-2021-40247?

This CVE identifies a SQL injection vulnerability in Sourcecodester Budget and Expense Tracker System v1, allowing malicious users to run unauthorized SQL commands through the username input.

The Impact of CVE-2021-40247

The vulnerability permits attackers to execute arbitrary SQL commands, potentially leading to data theft, data manipulation, and unauthorized access to the system.

Technical Details of CVE-2021-40247

Sourcecodester Budget and Expense Tracker System v1 by oretnom23 presents the following technical aspects:

Vulnerability Description

Type: SQL Injection
Vulnerable Component: Username field
Attack Vector: Input manipulation

Affected Systems and Versions

Product: Sourcecodester Budget and Expense Tracker System v1
Vendor: oretnom23
Affected Version: Not specified

Exploitation Mechanism

Attackers exploit the username input field to inject malicious SQL commands.

Mitigation and Prevention

Following are the measures to mitigate the risks associated with CVE-2021-40247:

Immediate Steps to Take

Disable or sanitize user inputs to prevent SQL injection attacks.
Implement input validation mechanisms.
Regularly monitor and audit system logs for unusual activities.

Long-Term Security Practices

Conduct regular security training for developers on secure coding practices.
Keep software and systems updated to eliminate vulnerabilities.

Patching and Updates

Apply the latest security patches provided by the software vendor.