CVE-2020-7730 : What You Need to Know

A vulnerability in the package bestzip before version 2.1.7 allows for Command Injection via the options parameter.

Understanding CVE-2020-7730

This CVE involves a critical Command Injection vulnerability in the bestzip package.

What is CVE-2020-7730?

The package bestzip before 2.1.7 is susceptible to Command Injection through the options parameter, potentially leading to unauthorized command execution.

The Impact of CVE-2020-7730

The vulnerability has a CVSS base score of 9.8, indicating a critical impact on confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2020-7730

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability allows attackers to execute arbitrary commands via the options parameter in bestzip before version 2.1.7.

Affected Systems and Versions

Product: bestzip
Vendor: Not specified
Versions Affected: < 2.1.7

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious commands through the options parameter, enabling unauthorized command execution.

Mitigation and Prevention

Protecting systems from CVE-2020-7730 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update bestzip to version 2.1.7 or newer to mitigate the vulnerability.
Implement input validation to sanitize user inputs and prevent command injection attacks.

Long-Term Security Practices

Regularly monitor and update dependencies to address security vulnerabilities promptly.
Conduct security audits and penetration testing to identify and remediate potential vulnerabilities.

Patching and Updates

Stay informed about security advisories and patches released by the bestzip package maintainers.