CVE-2018-21126 Explained : Impact and Mitigation
Learn about CVE-2018-21126, a command injection vulnerability in specific NETGEAR devices impacting WAC505 and WAC510. Find out the impact, affected systems, and mitigation steps.
A command injection vulnerability affecting specific NETGEAR devices.
Understanding CVE-2018-21126
Unauthenticated attackers can exploit command injection vulnerabilities in specific NETGEAR devices, impacting WAC505 and WAC510 devices.
What is CVE-2018-21126?
- Unauthenticated attackers can exploit command injection vulnerabilities in NETGEAR devices.
- Specifically affects WAC505 devices before version 5.0.0.17 and WAC510 devices before version 5.0.0.17.
The Impact of CVE-2018-21126
- CVSS v3.0 Base Score: 8.8 (High Severity)
- Attack Complexity: Low
- Attack Vector: Adjacent Network
- Confidentiality, Integrity, and Availability Impact: High
- No privileges required for exploitation
Technical Details of CVE-2018-21126
A detailed look at the technical aspects of the vulnerability.
Vulnerability Description
- Command injection vulnerability in specific NETGEAR devices
Affected Systems and Versions
- NETGEAR WAC505 devices before version 5.0.0.17
- NETGEAR WAC510 devices before version 5.0.0.17
Exploitation Mechanism
- Unauthenticated attackers can exploit the vulnerability through command injection
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2018-21126.
Immediate Steps to Take
- Update affected devices to version 5.0.0.17 or later
- Implement network segmentation to limit exposure
Long-Term Security Practices
- Regularly update firmware and security patches
- Conduct security assessments and penetration testing
Patching and Updates
- Stay informed about security advisories and updates from NETGEAR