CVE-2021-45514 : Exploit Details and Defense Strategies
Learn about CVE-2021-45514, a critical vulnerability in NETGEAR XR1000 devices before 1.0.0.58 allowing unauthenticated attackers to execute commands. Take immediate steps and long-term security practices for mitigation.
NETGEAR XR1000 devices before 1.0.0.58 are affected by command injection by an unauthenticated attacker.
Understanding CVE-2021-45514
NETGEAR XR1000 devices are vulnerable to command injection, presenting a critical security risk.
What is CVE-2021-45514?
CVE-2021-45514 is a vulnerability in NETGEAR XR1000 devices that allows an unauthenticated attacker to execute commands.
The Impact of CVE-2021-45514
The vulnerability has a CVSS base score of 9.6 (Critical) and high impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2021-45514
NETGEAR XR1000 devices are prone to command injection due to the following:
Vulnerability Description
- Attack Complexity: Low
- Attack Vector: Adjacent Network
- Privileges Required: None
- Scope: Changed
- User Interaction: None
Affected Systems and Versions
- Product: NETGEAR XR1000
- Versions Affected: Before 1.0.0.58
Exploitation Mechanism
The vulnerability allows an unauthenticated attacker to inject and execute commands on the affected devices.
Mitigation and Prevention
To address CVE-2021-45514, take the following steps:
Immediate Steps to Take
- Update NETGEAR XR1000 devices to version 1.0.0.58 or newer.
- Implement network segmentation to restrict access to vulnerable devices.
Long-Term Security Practices
- Regularly monitor for any unusual network activity.
- Conduct security audits to identify and address vulnerabilities.
Patching and Updates
- Apply security patches and updates promptly to mitigate known vulnerabilities.