CVE-2017-8116 Explained : Impact and Mitigation
Learn about CVE-2017-8116, a critical vulnerability in Teltonika RUT9XX routers' LuCI interface allowing remote code execution. Find mitigation steps and update recommendations here.
Teltonika RUT9XX routers' management interface vulnerability allows remote code execution.
Understanding CVE-2017-8116
What is CVE-2017-8116?
The CVE-2017-8116 vulnerability exists in the Teltonika RUT9XX routers' management interface, also known as LuCI, allowing remote attackers to execute arbitrary commands with root privileges.
The Impact of CVE-2017-8116
Exploiting this vulnerability can lead to unauthorized remote code execution on affected devices, potentially compromising sensitive information and system integrity.
Technical Details of CVE-2017-8116
Vulnerability Description
The flaw in the Teltonika RUT9XX routers' LuCI interface permits attackers to execute commands with root privileges by inserting shell metacharacters in the username parameter during a login request.
Affected Systems and Versions
- Product: Teltonika RUT9XX routers
- Firmware Versions: 00.03.265 and earlier
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the username parameter with shell metacharacters in a login request, enabling the execution of arbitrary commands with root access.
Mitigation and Prevention
Immediate Steps to Take
- Update the firmware of Teltonika RUT9XX routers to the latest version to patch the vulnerability.
- Implement strong password policies and access controls to mitigate unauthorized access.
Long-Term Security Practices
- Regularly monitor and audit network traffic for any suspicious activities.
- Conduct security assessments and penetration testing to identify and address potential vulnerabilities.
Patching and Updates
Apply security patches and updates provided by Teltonika to ensure the protection of the routers against known vulnerabilities.