CVE-2020-11915 : What You Need to Know
Discover how CVE-2020-11915 enables unauthorized access to Svakom Siime Eye devices, allowing attackers to gain root privileges. Learn mitigation steps and best security practices.
An issue was discovered in Svakom Siime Eye 14.1.00000001.3.330.0.0.3.14 where enabling the telnet interface on the device can lead to unauthorized access with root privileges.
Understanding CVE-2020-11915
What is CVE-2020-11915?
The vulnerability allows attackers to enable the telnet interface on the Siime Eye device, granting unauthorized access with root privileges.
The Impact of CVE-2020-11915
Exploiting this vulnerability can result in unauthorized access to the device, compromising user privacy and security.
Technical Details of CVE-2020-11915
Vulnerability Description
By sending a specific request to the webserver, attackers can enable the telnet interface and access the device with root privileges using a default password.
Affected Systems and Versions
- Product: Svakom Siime Eye 14.1.00000001.3.330.0.0.3.14
- Version: Not applicable
Exploitation Mechanism
- Attackers send a set_params.cgi?telnetd=1&save=1&reboot=1 request to the webserver.
- Telnet interface is enabled, allowing access with root privileges using a default password.
Mitigation and Prevention
Immediate Steps to Take
- Disable telnet services on the affected device.
- Change default passwords and use strong, unique credentials.
- Ensure physical security to prevent unauthorized access to the device.
Long-Term Security Practices
- Regularly update device firmware to patch known vulnerabilities.
- Implement network segmentation to isolate IoT devices from critical systems.
Patching and Updates
- Check for firmware updates from the device manufacturer to address this vulnerability.