CVE-2018-21115 : What You Need to Know
CVE-2018-21115 allows unauthenticated attackers to execute remote code on NETGEAR XR500 devices before version 2.3.2.32. Learn about the impact, affected systems, and mitigation steps.
Unauthenticated attackers have the ability to execute remote code on NETGEAR XR500 devices running versions earlier than 2.3.2.32.
Understanding CVE-2018-21115
NETGEAR XR500 devices before 2.3.2.32 are affected by remote code execution by unauthenticated attackers.
What is CVE-2018-21115?
CVE-2018-21115 is a vulnerability that allows unauthenticated attackers to remotely execute code on NETGEAR XR500 devices with versions prior to 2.3.2.32.
The Impact of CVE-2018-21115
- CVSS Base Score: 8.8 (High)
- Attack Vector: Adjacent Network
- Attack Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
Technical Details of CVE-2018-21115
Vulnerability Description
Unauthenticated attackers can exploit this vulnerability to execute remote code on affected NETGEAR XR500 devices.
Affected Systems and Versions
- Affected Product: NETGEAR XR500
- Affected Versions: Earlier than 2.3.2.32
Exploitation Mechanism
The vulnerability can be exploited by unauthenticated attackers to execute remote code on vulnerable devices.
Mitigation and Prevention
Immediate Steps to Take
- Update affected devices to version 2.3.2.32 or later.
- Implement network segmentation to limit exposure.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update firmware and security patches.
- Conduct security audits and penetration testing.
- Educate users on safe browsing habits and security best practices.
Patching and Updates
Ensure timely installation of security updates and patches to mitigate the risk of exploitation.