CVE-2018-5757 : Vulnerability Insights and Analysis
Learn about CVE-2018-5757 affecting AudioCodes 450HD IP Phone units, allowing remote code execution. Find mitigation steps and long-term security practices.
A vulnerability has been identified in AudioCodes 450HD IP Phone units running firmware version 3.0.0.535.106, allowing potential remote code execution.
Understanding CVE-2018-5757
This CVE involves a flaw in the traceroute and ping features of the IP phone, enabling user-modifiable data to be inserted into an OS command, potentially leading to remote code execution.
What is CVE-2018-5757?
The vulnerability in AudioCodes 450HD IP Phone units allows attackers to execute remote code by exploiting the traceroute and ping features through the web user interface.
The Impact of CVE-2018-5757
The vulnerability could result in unauthorized remote code execution on affected devices, posing a significant security risk to users and organizations.
Technical Details of CVE-2018-5757
This section provides detailed technical information about the CVE.
Vulnerability Description
The flaw in the traceroute and ping functionalities of AudioCodes 450HD IP Phone units allows user-modifiable data to be directly inserted into an OS command, potentially enabling remote code execution through shell metacharacters.
Affected Systems and Versions
- Product: AudioCodes 450HD IP Phone
- Firmware Version: 3.0.0.535.106
Exploitation Mechanism
The vulnerability arises from a parameter in a request to command.cgi from the Monitoring page in the web user interface, which can be exploited by inserting user-alterable data into an OS command.
Mitigation and Prevention
Protecting systems from CVE-2018-5757 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable the traceroute and ping features on affected devices if possible.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update firmware and software to patch known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address weaknesses.
- Educate users on safe browsing habits and cybersecurity best practices.
Patching and Updates
- AudioCodes should release a firmware update addressing the vulnerability to prevent remote code execution.