CVE-2019-13598 : Security Advisory and Response
Learn about CVE-2019-13598, a vulnerability in LuaUPnP in Vera Edge Home Controller 1.7.4452 allowing remote OS command execution. Find mitigation steps and preventive measures here.
Vulnerability in LuaUPnP in Vera Edge Home Controller 1.7.4452 allows remote OS command execution without authentication.
Understanding CVE-2019-13598
What is CVE-2019-13598?
In the Vera Edge Home Controller 1.7.4452, a vulnerability in LuaUPnP enables remote users to execute OS commands without authentication by exploiting the /port_3480/data_request endpoint.
The Impact of CVE-2019-13598
This vulnerability arises from improper handling of the "No unsafe lua allowed" code block, leading to the execution of arbitrary commands by malicious actors.
Technical Details of CVE-2019-13598
Vulnerability Description
The flaw in LuaUPnP allows unauthenticated remote users to execute arbitrary OS commands via the code parameter in the /port_3480/data_request endpoint.
Affected Systems and Versions
- Product: Vera Edge Home Controller 1.7.4452
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability is exploited by bypassing the code block restriction, enabling attackers to execute unauthorized commands remotely.
Mitigation and Prevention
Immediate Steps to Take
- Disable remote access to the affected controller if not required
- Implement network segmentation to limit exposure
- Monitor and restrict incoming traffic to the controller
Long-Term Security Practices
- Regularly update firmware and software patches
- Conduct security assessments and penetration testing
- Educate users on secure configuration practices
Patching and Updates
Apply patches and updates provided by the vendor to address the vulnerability.