CVE-2018-0636 Explained : Impact and Mitigation
Learn about CVE-2018-0636 affecting Aterm HC100RC Ver1.0.1 and earlier by NEC Corporation. Find out how attackers can exploit OS Command Injection and steps to mitigate the vulnerability.
Aterm HC100RC Ver1.0.1 and earlier versions by NEC Corporation are vulnerable to OS Command Injection, allowing attackers with administrator privileges to execute arbitrary commands.
Understanding CVE-2018-0636
This CVE involves a security vulnerability in specific versions of the Aterm HC100RC router by NEC Corporation.
What is CVE-2018-0636?
The vulnerability in Aterm HC100RC Ver1.0.1 and earlier versions enables attackers with admin rights to run unauthorized OS commands by manipulating the "FactoryPassword" parameter in a particular URL.
The Impact of CVE-2018-0636
Exploitation of this vulnerability can lead to unauthorized execution of operating system commands, potentially compromising the security and integrity of the affected system.
Technical Details of CVE-2018-0636
A deeper look into the technical aspects of this CVE.
Vulnerability Description
The vulnerability allows attackers to exploit the "FactoryPassword" parameter in a specific URL to execute arbitrary OS commands.
Affected Systems and Versions
- Product: HC100RC
- Vendor: NEC Corporation
- Versions Affected: Ver1.0.1 and earlier
Exploitation Mechanism
Attackers with administrator privileges can manipulate the "FactoryPassword" parameter in a URL to execute unauthorized OS commands.
Mitigation and Prevention
Measures to address and prevent exploitation of CVE-2018-0636.
Immediate Steps to Take
- Update the affected Aterm HC100RC routers to a patched version that addresses the vulnerability.
- Monitor network traffic for any suspicious activity that may indicate exploitation attempts.
Long-Term Security Practices
- Implement the principle of least privilege to restrict administrator access and reduce the impact of potential attacks.
- Regularly review and update security configurations to mitigate future vulnerabilities.
Patching and Updates
- Stay informed about security advisories from NEC Corporation and apply patches promptly to secure the network and prevent exploitation of known vulnerabilities.