CVE-2020-19883 : Security Advisory and Response

DBHcms v1.2.0 has a stored XSS vulnerability in dbhcms\mod\mod.users.view.php line 57, allowing a remote authenticated admin user to hijack other users.

Understanding CVE-2020-19883

This CVE involves a security vulnerability in DBHcms v1.2.0 that can be exploited by an authenticated admin user.

What is CVE-2020-19883?

CVE-2020-19883 is a stored XSS vulnerability in DBHcms v1.2.0, enabling an attacker to execute malicious scripts in a user's browser.

The Impact of CVE-2020-19883

The vulnerability allows an authenticated admin user to perform unauthorized actions, such as hijacking other user accounts.

Technical Details of CVE-2020-19883

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability arises from the absence of a security filter in dbhcms\mod\mod.users.view.php line 57 for user_login.

Affected Systems and Versions

Affected System: DBHcms v1.2.0
Affected Version: Not specified

Exploitation Mechanism

An authenticated admin user can exploit this vulnerability to inject and execute malicious scripts, potentially compromising other user accounts.

Mitigation and Prevention

Protecting systems from CVE-2020-19883 requires immediate actions and long-term security practices.

Immediate Steps to Take

Implement a security filter for user inputs to prevent XSS attacks.
Regularly monitor user activities for suspicious behavior.

Long-Term Security Practices

Conduct regular security audits and penetration testing.
Educate users on safe browsing habits and the importance of strong passwords.

Patching and Updates

Apply patches or updates provided by the software vendor to address the vulnerability.