CVE-2019-20711 Explained : Impact and Mitigation
Learn about CVE-2019-20711, a high-severity command injection vulnerability affecting NETGEAR devices like D3600, D6000, and XR500. Find out the impact, affected systems, and mitigation steps.
Command injection by an authorized user impacts specific NETGEAR devices, including D3600 (prior to version 1.0.0.76), D6000 (prior to version 1.0.0.76), and XR500 (prior to version 2.3.2.32).
Understanding CVE-2019-20711
This CVE involves command injection by an authenticated user on certain NETGEAR devices.
What is CVE-2019-20711?
CVE-2019-20711 is a vulnerability that allows an authorized user to execute commands on affected NETGEAR devices.
The Impact of CVE-2019-20711
- CVSS Score: 7.1 (High)
- Attack Vector: Adjacent Network
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Privileges Required: Low
- Scope: Unchanged
- User Interaction: None
Technical Details of CVE-2019-20711
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows an authenticated user to perform command injection on NETGEAR devices.
Affected Systems and Versions
- D3600 before version 1.0.0.76
- D6000 before version 1.0.0.76
- XR500 before version 2.3.2.32
Exploitation Mechanism
The vulnerability can be exploited by an authenticated user to execute arbitrary commands on the affected devices.
Mitigation and Prevention
To address CVE-2019-20711, follow these steps:
Immediate Steps to Take
- Update affected devices to the latest firmware versions.
- Implement strong authentication mechanisms.
- Monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch all network devices.
- Conduct security audits and penetration testing.
Patching and Updates
- Apply security patches provided by NETGEAR promptly.