CVE-2021-45576 Explained : Impact and Mitigation
Learn about CVE-2021-45576 affecting NETGEAR devices with command injection vulnerability, its impact, affected systems, and mitigation steps to secure your devices.
NETGEAR devices are affected by command injection, potentially allowing an authenticated user to execute malicious commands. This vulnerability impacts several models such as RBK752, RBR750, RBS750, RBK852, RBR850, and RBS850.
Understanding CVE-2021-45576
This CVE entails a command injection vulnerability on specific NETGEAR devices, potentially posing severe security risks.
What is CVE-2021-45576?
Command injection vulnerability on NETGEAR devices allows authenticated users to execute arbitrary commands, leading to potential exploitation and compromise.
The Impact of CVE-2021-45576
The vulnerability has a high severity rating due to its potential to compromise confidentiality, integrity, and system availability. The attack complexity is low, but the impact is significant.
Technical Details of CVE-2021-45576
The technical aspects of the CVE provide insights into the vulnerability and its implications.
Vulnerability Description
- Command injection vulnerability on certain NETGEAR devices
- Allows authenticated users to execute commands
Affected Systems and Versions
- RBK752, RBR750, RBS750, RBK852, RBR850, RBS850
- Versions before 3.2.16.6 are affected
Exploitation Mechanism
- Authenticated user executes malicious commands through the vulnerability
Mitigation and Prevention
Taking immediate steps and adopting long-term security practices are crucial to mitigating the risks posed by CVE-2021-45576.
Immediate Steps to Take
- Update affected devices to version 3.2.16.6 or newer
- Implement strong access controls to limit user privileges
Long-Term Security Practices
- Regularly monitor device logs for suspicious activities
- Conduct security training to educate users on safe practices
Patching and Updates
- Apply firmware updates promptly to patch vulnerabilities and enhance security measures