CVE-2020-10589 : Exploit Details and Defense Strategies
Learn about CVE-2020-10589, a vulnerability in v2rayL 2.1.3 allowing local users to gain root access. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Vulnerability in v2rayL 2.1.3 allows local users to gain root access by exploiting ownership and execution permissions.
Understanding CVE-2020-10589
What is CVE-2020-10589?
The vulnerability in v2rayL 2.1.3 enables local users to escalate privileges to root due to improper ownership and execution settings.
The Impact of CVE-2020-10589
The vulnerability allows unauthorized users to execute commands as root, potentially leading to system compromise and unauthorized access.
Technical Details of CVE-2020-10589
Vulnerability Description
v2rayL 2.1.3 permits local users to achieve root access by leveraging the ownership of /etc/v2rayL/config.json and executing commands as root after restarting v2rayL.service via Sudo.
Affected Systems and Versions
- Product: v2rayL 2.1.3
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability arises from the misconfiguration of ownership and execution permissions in the v2rayL service, allowing local users to execute commands as root.
Mitigation and Prevention
Immediate Steps to Take
- Restrict access to sensitive system files and directories.
- Regularly monitor system logs for any suspicious activities.
- Implement the principle of least privilege to limit user capabilities.
Long-Term Security Practices
- Conduct regular security audits to identify and address vulnerabilities.
- Educate users on secure practices and the risks of improper system configurations.
Patching and Updates
- Apply patches and updates provided by the vendor to address the vulnerability in v2rayL 2.1.3.