CVE-2020-23830 : What You Need to Know

A Cross-Site Request Forgery (CSRF) vulnerability in changeUsername.php in SourceCodester Stock Management System v1.0 allows remote attackers to deny future logins by changing an authenticated victim's username when they visit a third-party site.

Understanding CVE-2020-23830

This CVE identifies a CSRF vulnerability in the SourceCodester Stock Management System v1.0 that can be exploited by attackers to disrupt user logins.

What is CVE-2020-23830?

The vulnerability allows malicious actors to alter a user's username, leading to login denial when the user accesses a different website.

The Impact of CVE-2020-23830

The vulnerability can result in unauthorized username changes, potentially locking users out of their accounts and disrupting system access.

Technical Details of CVE-2020-23830

The technical aspects of the vulnerability are as follows:

Vulnerability Description

Type: Cross-Site Request Forgery (CSRF)
Location: changeUsername.php in SourceCodester Stock Management System v1.0

Affected Systems and Versions

Product: SourceCodester Stock Management System v1.0
Vendor: SourceCodester
Version: Not applicable

Exploitation Mechanism

Attackers can exploit the vulnerability by tricking authenticated users into visiting a malicious site that triggers the username change.

Mitigation and Prevention

To address CVE-2020-23830, consider the following steps:

Immediate Steps to Take

Implement CSRF tokens to validate user actions.
Educate users about the risks of clicking on unknown links.

Long-Term Security Practices

Regularly update the Stock Management System to patch vulnerabilities.
Conduct security audits to identify and address potential weaknesses.

Patching and Updates

Apply patches and updates provided by SourceCodester to fix the CSRF vulnerability.