CVE-2018-21107 : Vulnerability Insights and Analysis
Learn about CVE-2018-21107, a command injection vulnerability in NETGEAR R7800 devices before version 1.0.2.60. Understand the impact, affected systems, exploitation mechanism, and mitigation steps.
Command injection by an authenticated user affects NETGEAR R7800 devices prior to version 1.0.2.60.
Understanding CVE-2018-21107
NETGEAR R7800 devices are vulnerable to command injection by authenticated users, potentially leading to severe consequences.
What is CVE-2018-21107?
CVE-2018-21107 is a vulnerability that allows authenticated users to execute arbitrary commands on NETGEAR R7800 devices before version 1.0.2.60.
The Impact of CVE-2018-21107
The vulnerability has a CVSS v3.0 base score of 6.8, indicating a medium severity issue with high impacts on confidentiality, integrity, and availability of the affected systems.
Technical Details of CVE-2018-21107
NETGEAR R7800 devices are susceptible to command injection by authenticated users, posing significant risks to the security and functionality of the devices.
Vulnerability Description
The vulnerability allows authenticated users to inject and execute arbitrary commands on the affected devices, potentially leading to unauthorized access and control.
Affected Systems and Versions
- Affected System: NETGEAR R7800 devices
- Vulnerable Versions: Devices before version 1.0.2.60
Exploitation Mechanism
The vulnerability can be exploited by authenticated users to execute malicious commands, compromising the security and integrity of the devices.
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the risks posed by CVE-2018-21107 and implement long-term security practices to prevent similar vulnerabilities in the future.
Immediate Steps to Take
- Update affected NETGEAR R7800 devices to version 1.0.2.60 or later to patch the vulnerability.
- Monitor and restrict user permissions to minimize the risk of unauthorized command execution.
Long-Term Security Practices
- Regularly update and patch devices to address known vulnerabilities promptly.
- Conduct security audits and assessments to identify and mitigate potential security weaknesses.
Patching and Updates
- Apply security patches and firmware updates provided by NETGEAR to ensure the devices are protected against known vulnerabilities.