CVE-2021-45656 Explained : Impact and Mitigation
Learn about CVE-2021-45656 affecting NETGEAR devices. Understand the impact, affected systems, exploitation mechanism, and mitigation steps to prevent server-side injection vulnerabilities.
Certain NETGEAR devices are affected by server-side injection vulnerability.
Understanding CVE-2021-45656
What is CVE-2021-45656?
NETGEAR devices, including various models like D6200, D7000, R6020, R6080, R6050, and more, are susceptible to server-side injection.
The Impact of CVE-2021-45656
The vulnerability has a CVSS base score of 7.1 (High severity), with high impacts on confidentiality and integrity, although the attack complexity is low.
Technical Details of CVE-2021-45656
Vulnerability Description
- Server-side injection affects certain NETGEAR devices.
Affected Systems and Versions
- D6200, D7000, R6020, R6080, R6050, and multiple other models before specific firmware versions are vulnerable.
Exploitation Mechanism
- Attackers can exploit this vulnerability locally with low privileges.
Mitigation and Prevention
Immediate Steps to Take
- Update affected devices to the latest firmware versions.
- Monitor network traffic for any suspicious activities.
- Implement strong password policies.
Long-Term Security Practices
- Regularly scan and patch network devices for vulnerabilities.
- Educate users on security best practices to prevent future incidents.
Patching and Updates
- NETGEAR has released patches for the affected devices. Ensure timely installation of these patches.