CVE-2018-0626 Explained : Impact and Mitigation
Learn about CVE-2018-0626 affecting Aterm WG1200HP firmware versions prior to Ver1.0.31, allowing attackers to execute arbitrary OS commands. Find mitigation steps and preventive measures here.
Aterm WG1200HP firmware versions prior to Ver1.0.31 are vulnerable to OS Command Injection, allowing attackers with administrator privileges to execute arbitrary commands.
Understanding CVE-2018-0626
What is CVE-2018-0626?
Aterm WG1200HP firmware versions before Ver1.0.31 are susceptible to exploitation by executing arbitrary OS commands through the sysCmd in formWsc parameter.
The Impact of CVE-2018-0626
This vulnerability enables attackers with admin rights to run unauthorized OS commands, potentially leading to system compromise and unauthorized access.
Technical Details of CVE-2018-0626
Vulnerability Description
An attacker with administrator privileges can exploit Aterm WG1200HP firmware versions prior to Ver1.0.31 by executing arbitrary OS commands through the sysCmd in formWsc parameter.
Affected Systems and Versions
- Product: WG1200HP
- Vendor: NEC Corporation
- Versions Affected: firmware Ver1.0.31 and earlier
Exploitation Mechanism
The vulnerability allows attackers to inject and execute malicious OS commands through the sysCmd in formWsc parameter.
Mitigation and Prevention
Immediate Steps to Take
- Update the firmware to the latest version that addresses the vulnerability.
- Restrict access to the affected device to authorized personnel only.
Long-Term Security Practices
- Regularly monitor and audit system logs for any suspicious activities.
- Implement network segmentation to limit the impact of potential breaches.
Patching and Updates
Apply security patches and updates provided by NEC Corporation to mitigate the vulnerability.