CVE-2020-35665 : What You Need to Know
Learn about CVE-2020-35665, an unauthenticated command-execution vulnerability in TerraMaster TOS up to version 4.2.06, allowing remote code execution. Find mitigation steps and prevention measures.
This CVE record pertains to an unauthenticated command-execution vulnerability in TerraMaster TOS through version 4.2.06, allowing for remote code execution via shell metacharacters in the Event parameter during CSV creation.
Understanding CVE-2020-35665
This vulnerability poses a significant risk to systems running TerraMaster TOS versions up to 4.2.06, potentially enabling attackers to execute arbitrary commands remotely.
What is CVE-2020-35665?
The CVE-2020-35665 vulnerability is an unauthenticated command-execution flaw in TerraMaster TOS versions up to 4.2.06, exploited through shell metacharacters in the Event parameter during CSV file creation.
The Impact of CVE-2020-35665
The presence of this vulnerability allows malicious actors to execute commands remotely without authentication, potentially leading to unauthorized access, data theft, and system compromise.
Technical Details of CVE-2020-35665
This section provides detailed technical information about the CVE-2020-35665 vulnerability.
Vulnerability Description
The vulnerability exists in TerraMaster TOS versions up to 4.2.06, specifically in the handling of shell metacharacters in the Event parameter during CSV file creation, enabling unauthenticated command execution.
Affected Systems and Versions
- Vendor: TerraMaster
- Product: TOS
- Versions Affected: Up to 4.2.06
Exploitation Mechanism
The vulnerability is exploited by injecting shell metacharacters into the Event parameter during CSV creation, allowing attackers to execute arbitrary commands remotely.
Mitigation and Prevention
Protecting systems from CVE-2020-35665 requires immediate action and long-term security measures.
Immediate Steps to Take
- Disable external access to vulnerable systems if possible
- Implement network segmentation to limit exposure
- Monitor for any suspicious activity on the network
Long-Term Security Practices
- Regularly update and patch TerraMaster TOS to the latest version
- Conduct security assessments and penetration testing to identify vulnerabilities
- Educate users on safe computing practices and awareness of social engineering tactics
Patching and Updates
- Apply patches provided by TerraMaster to address the CVE-2020-35665 vulnerability
- Stay informed about security advisories and updates from the vendor