CVE-2018-7171 Explained : Impact and Mitigation

A directory traversal vulnerability in Twonky Server versions 7.0.11 through 8.5 allows remote attackers to share arbitrary directory contents by exploiting the contentbase parameter in the rpc/set_all function.

Understanding CVE-2018-7171

What is CVE-2018-7171?

The vulnerability in Twonky Server versions 7.0.11 through 8.5 enables attackers to disclose the contents of any desired directories remotely.

The Impact of CVE-2018-7171

This vulnerability can be exploited by attackers to share the contents of arbitrary directories using the ".." (dot dot) in the contentbase parameter within the rpc/set_all function.

Technical Details of CVE-2018-7171

Vulnerability Description

The flaw in Twonky Server versions 7.0.11 through 8.5 allows remote attackers to access and share directory contents by manipulating the contentbase parameter.

Affected Systems and Versions

Product: Twonky Server
Versions: 7.0.11 through 8.5

Exploitation Mechanism

Attackers can exploit this vulnerability by inserting ".." in the contentbase parameter within the rpc/set_all function to access and share directory contents.

Mitigation and Prevention

Immediate Steps to Take

Apply vendor-supplied patches or updates to mitigate the vulnerability.
Implement network security measures to restrict access to the affected systems.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.

Patching and Updates

Check for and apply patches released by Twonky Server to fix the directory traversal vulnerability.