CVE-2021-45619 : Exploit Details and Defense Strategies
Learn about CVE-2021-45619, a critical command injection vulnerability impacting various NETGEAR models. Understand the impact, affected systems, exploitation details, and mitigation steps.
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This impacts various models including EX6200v2, EX7700, R8000, R9000, and more.
Understanding CVE-2021-45619
This CVE involves a critical command injection vulnerability in certain NETGEAR devices.
What is CVE-2021-45619?
- Command injection vulnerability in specified NETGEAR devices
- Unauthenticated attackers can exploit this issue
The Impact of CVE-2021-45619
- CVSS v3.1 Base Score: 9.6 (Critical)
- Attack Complexity: Low
- Attack Vector: Adjacent Network
- High Impact on Availability, Confidentiality, and Integrity
- No privileges required, and user interaction is not needed
Technical Details of CVE-2021-45619
This section covers specific technical details of the vulnerability.
Vulnerability Description
- Command injection vulnerability in NETGEAR devices
Affected Systems and Versions
- Multiple models are impacted including EX6200v2, EX7700, R8000, R9000, and more
Exploitation Mechanism
- Unauthenticated attackers can exploit the vulnerability to execute malicious commands on the affected devices
Mitigation and Prevention
Measures to address and prevent exploitation of CVE-2021-45619.
Immediate Steps to Take
- Apply security patches provided by NETGEAR
- Monitor network traffic for any signs of exploitation
- Implement strong access controls and firewall rules
Long-Term Security Practices
- Regularly update firmware on all network devices
- Conduct security assessments and penetration testing periodically
Patching and Updates
- Regularly check for firmware updates from NETGEAR
- Apply patches promptly to mitigate the vulnerability