CVE-2020-28185 : What You Need to Know

A User Enumeration vulnerability in TerraMaster TOS <= 4.2.06 allows remote unauthenticated attackers to identify valid users within the system via the username parameter to wizard/initialise.php.

Understanding CVE-2020-28185

This CVE identifies a security issue in TerraMaster TOS that could lead to user enumeration.

What is CVE-2020-28185?

The vulnerability in TerraMaster TOS <= 4.2.06 enables attackers to determine valid users in the system without authentication by exploiting a specific parameter.

The Impact of CVE-2020-28185

The vulnerability poses a risk of unauthorized user identification, potentially aiding malicious actors in further attacks or unauthorized access.

Technical Details of CVE-2020-28185

This section delves into the specifics of the vulnerability.

Vulnerability Description

The vulnerability allows remote unauthenticated attackers to discern valid users in the system through the username parameter in wizard/initialise.php.

Affected Systems and Versions

Affected System: TerraMaster TOS
Affected Version: <= 4.2.06

Exploitation Mechanism

Attackers exploit the username parameter in the specified file to enumerate valid users without requiring authentication.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Update TerraMaster TOS to a version beyond 4.2.06 if available.
Implement network-level controls to restrict access to vulnerable components.
Monitor system logs for any suspicious user enumeration activities.

Long-Term Security Practices

Regularly audit and review user access controls and permissions.
Conduct security training to educate users on the risks of sharing usernames.
Employ intrusion detection systems to identify and respond to potential threats.

Patching and Updates

Stay informed about security updates and patches released by TerraMaster.
Apply patches promptly to address known vulnerabilities and enhance system security.