CVE-2017-18838 : Security Advisory and Response
Learn about CVE-2017-18838 affecting NETGEAR devices. Discover the impact, affected systems, and mitigation steps for this privilege escalation vulnerability.
NETGEAR devices are affected by a privilege escalation vulnerability, impacting various models including M4300-28G, M4300-52G, M4300-28G-POE+, and more.
Understanding CVE-2017-18838
This CVE identifies a privilege escalation vulnerability affecting multiple NETGEAR switch models.
What is CVE-2017-18838?
The CVE-2017-18838 vulnerability involves privilege escalation on specific NETGEAR devices, potentially allowing unauthorized access to sensitive information.
The Impact of CVE-2017-18838
The vulnerability has a high severity level with significant impacts on confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2017-18838
This section delves into the technical aspects of the CVE.
Vulnerability Description
The vulnerability allows attackers to escalate privileges on NETGEAR devices, compromising system security.
Affected Systems and Versions
- Models affected include M4300-28G, M4300-52G, M4300-28G-POE+, and more.
- Vulnerable versions are those prior to 12.0.2.15.
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Local
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
- CVSS Base Score: 7.8 (High)
Mitigation and Prevention
Protecting systems from CVE-2017-18838 is crucial for maintaining security.
Immediate Steps to Take
- Update affected devices to version 12.0.2.15 or later.
- Monitor network activity for any signs of unauthorized access.
Long-Term Security Practices
- Regularly update firmware and security patches on NETGEAR devices.
- Implement strong access controls and user authentication mechanisms.
Patching and Updates
- Stay informed about security advisories from NETGEAR and apply patches promptly.