CVE-2021-45842 : Vulnerability Insights and Analysis

Terramaster F4-210, F2-210 TOS 4.2.X allows the retrieval of the first administrator's hash and sensitive information, posing a security risk.

Understanding CVE-2021-45842

This CVE describes a vulnerability in Terramaster F4-210, F2-210 TOS 4.2.X that enables the extraction of critical details through a specific API endpoint.

What is CVE-2021-45842?

The vulnerability in Terramaster F4-210, F2-210 TOS 4.2.X permits malicious actors to acquire the initial administrator's hash and essential system details.

The Impact of CVE-2021-45842

Exploitation of this vulnerability can lead to unauthorized access to sensitive information, compromising the security and integrity of the system.

Technical Details of CVE-2021-45842

This section details the technical aspects of the CVE.

Vulnerability Description

The vulnerability allows attackers to retrieve the first administrator's hash along with other critical system information by sending a request to a specific endpoint.

Affected Systems and Versions

Terramaster F4-210, F2-210 TOS 4.2.X

Exploitation Mechanism

Attackers exploit the vulnerability by making a request to the /module/api.php?mobile/wapNasIPS endpoint, enabling access to sensitive data.

Mitigation and Prevention

Protect systems against CVE-2021-45842 with the following measures.

Immediate Steps to Take

Monitor and restrict access to the vulnerable endpoint.
Regularly update Terramaster firmware to patch the vulnerability.

Long-Term Security Practices

Conduct regular security assessments and penetration testing.
Implement network segmentation to limit exposure to critical systems.

Patching and Updates

Apply patches released by Terramaster promptly to address the vulnerability.