CVE-2017-1000451 Explained : Impact and Mitigation
Learn about CVE-2017-1000451 affecting fs-git version 1.0.1. Understand the impact, affected systems, exploitation, and mitigation steps to prevent command injection attacks.
The fs-git version 1.0.1 module is vulnerable to command injection due to inadequate data sanitization in the buildCommand function.
Understanding CVE-2017-1000451
What is CVE-2017-1000451?
The fs-git API, specifically version 1.0.1, relies on child_process.exec but lacks proper data sanitization in the buildCommand function, making it susceptible to command injection.
The Impact of CVE-2017-1000451
This vulnerability allows attackers to execute arbitrary commands on systems running the affected fs-git module, potentially leading to unauthorized access or data manipulation.
Technical Details of CVE-2017-1000451
Vulnerability Description
The buildCommand function in the fs-git version 1.0.1 module does not adequately sanitize data, enabling command injection attacks.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: fs-git version 1.0.1
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious input that gets executed by the buildCommand function, leading to unauthorized command execution.
Mitigation and Prevention
Immediate Steps to Take
- Update to a patched version that addresses the command injection vulnerability.
- Implement input validation and proper data sanitization in applications to prevent command injection attacks.
Long-Term Security Practices
- Regularly monitor and update dependencies to ensure using secure versions.
- Conduct security audits and code reviews to identify and mitigate similar vulnerabilities.
Patching and Updates
Apply patches provided by the fs-git module maintainers to fix the command injection vulnerability.