CVE-2017-11746 Explained : Impact and Mitigation
Learn about CVE-2017-11746 affecting Tenshi 0.15. Understand the vulnerability, its impact, affected systems, and mitigation steps to secure your systems.
Tenshi 0.15 generates a file called "tenshi.pid" after relinquishing root privileges, potentially allowing local users to terminate processes by modifying the file before a root script executes a kill command.
Understanding CVE-2017-11746
After dropping root privileges, Tenshi 0.15 creates a file that could be exploited by local users to terminate processes.
What is CVE-2017-11746?
Tenshi 0.15, when transitioning to a non-root account, generates a file named "tenshi.pid" that can be manipulated by local users to terminate processes.
The Impact of CVE-2017-11746
This vulnerability could be exploited by local users with access to the non-root account, enabling them to terminate processes before a root script executes a kill command.
Technical Details of CVE-2017-11746
Tenshi 0.15 vulnerability details.
Vulnerability Description
Tenshi 0.15 creates a file that local users can exploit to terminate processes.
Affected Systems and Versions
- Product: N/A
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
Local users can modify the "tenshi.pid" file to terminate processes before a root script executes a kill command.
Mitigation and Prevention
Steps to address CVE-2017-11746.
Immediate Steps to Take
- Monitor and restrict access to the non-root account where Tenshi 0.15 operates.
- Regularly check for unauthorized modifications to the "tenshi.pid" file.
Long-Term Security Practices
- Implement the principle of least privilege to limit user access.
- Conduct regular security audits to identify and address vulnerabilities.
Patching and Updates
- Apply patches or updates provided by the software vendor to address this vulnerability.