CVE-2020-12124 : Exploit Details and Defense Strategies
Learn about CVE-2020-12124, a critical remote command-line injection vulnerability in WAVLINK WN530H4 M30H4.V5030.190403 allowing unauthorized root access. Find mitigation steps and preventive measures.
A remote command-line injection vulnerability in the /cgi-bin/live_api.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allows an attacker to execute arbitrary Linux commands as root without authentication.
Understanding CVE-2020-12124
This CVE identifies a critical remote command-line injection vulnerability in the WAVLINK WN530H4 M30H4.V5030.190403 device.
What is CVE-2020-12124?
The CVE-2020-12124 vulnerability allows unauthorized users to run Linux commands with root privileges through the /cgi-bin/live_api.cgi endpoint.
The Impact of CVE-2020-12124
This vulnerability poses a severe security risk as attackers can execute arbitrary commands on the affected device without authentication, potentially leading to complete system compromise.
Technical Details of CVE-2020-12124
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability exists in the /cgi-bin/live_api.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403, enabling remote command-line injection.
Affected Systems and Versions
- Product: WAVLINK WN530H4 M30H4.V5030.190403
- Vendor: WAVLINK
- Version: n/a
Exploitation Mechanism
Attackers can exploit this vulnerability remotely by sending specially crafted requests to the vulnerable /cgi-bin/live_api.cgi endpoint, allowing them to execute commands as root.
Mitigation and Prevention
Protecting systems from CVE-2020-12124 requires immediate action and long-term security measures.
Immediate Steps to Take
- Disable access to the /cgi-bin/live_api.cgi endpoint if not essential
- Implement network segmentation to limit exposure
- Monitor network traffic for any suspicious activity
Long-Term Security Practices
- Regularly update firmware and software to patch known vulnerabilities
- Conduct security audits and penetration testing to identify weaknesses
- Educate users on safe browsing habits and security best practices
Patching and Updates
- Check for patches or updates provided by WAVLINK to address the vulnerability
- Apply patches promptly to secure the device and prevent exploitation