CVE-2018-7664 : Exploit Details and Defense Strategies

ClipBucket prior to version 4.0.0 Release 4902 is vulnerable to OS command injection through shell metacharacters in specific parameters.

Understanding CVE-2018-7664

A vulnerability in ClipBucket that allows the injection of operating system commands through shell metacharacters.

What is CVE-2018-7664?

ClipBucket versions before 4.0.0 Release 4902 are susceptible to OS command injection via the file_name parameter in /api/file_uploader.php or /actions/file_downloader.php.

The Impact of CVE-2018-7664

This vulnerability could be exploited by attackers to execute arbitrary commands on the underlying operating system, potentially leading to unauthorized access or data manipulation.

Technical Details of CVE-2018-7664

ClipBucket vulnerability technical specifics.

Vulnerability Description

The file_name parameter in /api/file_uploader.php or /actions/file_downloader.php allows the injection of OS commands through shell metacharacters.

Affected Systems and Versions

Product: ClipBucket
Versions affected: Prior to 4.0.0 Release 4902

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious OS commands through shell metacharacters in the specified parameters.

Mitigation and Prevention

Steps to mitigate and prevent CVE-2018-7664.

Immediate Steps to Take

Update ClipBucket to version 4.0.0 Release 4902 or later to patch the vulnerability.
Implement input validation to sanitize user inputs and prevent command injections.

Long-Term Security Practices

Regularly monitor and audit system logs for any suspicious activities.
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Stay informed about security updates and patches released by ClipBucket.
Apply patches promptly to ensure the security of the system.