CVE-2021-45541 Explained : Impact and Mitigation
Learn about CVE-2021-45541 affecting certain NETGEAR devices due to command injection, with a high impact on confidentiality, integrity, and availability. Find mitigation steps and preventive measures.
Certain NETGEAR devices are affected by command injection, impacting various models including R7900, R8000, RAX200, and more.
Understanding CVE-2021-45541
What is CVE-2021-45541?
NETGEAR devices are susceptible to command injection by an authenticated user, affecting a range of router models.
The Impact of CVE-2021-45541
The vulnerability has a High severity level with significant impacts on confidentiality, integrity, and availability of the affected devices.
Technical Details of CVE-2021-45541
Vulnerability Description
- Command injection vulnerability in certain NETGEAR devices
- Affected models: R7900, R8000, RAX200, MR60, RAX45, RAX80, MS60, RAX50, RAX75, RBR750, RBR850, RBS750, RBS850, RBK752, RBK852
Affected Systems and Versions
- R7900 before 1.0.4.38
- R8000 before 1.0.4.68
- RAX200 before 1.0.3.106
- and more
Exploitation Mechanism
The vulnerability allows an authenticated user to execute arbitrary commands on the affected NETGEAR devices.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by NETGEAR
- Monitor for any unauthorized access or unusual activities
Long-Term Security Practices
- Regularly update firmware and security patches
- Implement strong authentication mechanisms
Patching and Updates
Ensure all affected devices are updated with the latest firmware to eliminate the command injection vulnerability.