CVE-2017-18740 : What You Need to Know
Learn about CVE-2017-18740 affecting certain NETGEAR devices due to security misconfiguration. Discover the impact, affected systems, and mitigation steps to secure your network.
NETGEAR devices are impacted by a security misconfiguration issue affecting various models. Learn about the vulnerability, its impact, and mitigation steps.
Understanding CVE-2017-18740
Certain NETGEAR devices are vulnerable due to incorrect security settings configuration.
What is CVE-2017-18740?
The vulnerability involves a misconfiguration of security settings in specific NETGEAR models, potentially exposing them to security risks.
The Impact of CVE-2017-18740
The vulnerability has a CVSS base score of 6.3, indicating a medium severity issue with low impact on confidentiality, integrity, and availability.
Technical Details of CVE-2017-18740
NETGEAR devices are affected by a security misconfiguration problem.
Vulnerability Description
The issue arises from incorrect security settings configuration in NETGEAR models, including D3600, D6000, D6100, D7800, R6100, R7500, R7500v2, R7800, R9000, WNDR3700v4, WNDR4300, WNDR4300v2, WNDR4500v3, and WNR2000v5.
Affected Systems and Versions
- D3600 (version before 1.0.0.61)
- D6000 (version before 1.0.0.61)
- D6100 (version before 1.0.0.55)
- D7800 (version before 1.0.1.28)
- R6100 (version before 1.0.1.16)
- R7500 (version before 1.0.0.112)
- R7500v2 (version before 1.0.3.20)
- R7800 (version before 1.0.2.36)
- R9000 (version before 1.0.2.40)
- WNDR3700v4 (version before 1.0.2.88)
- WNDR4300 (version before 1.0.2.90)
- WNDR4300v2 (version before 1.0.0.48)
- WNDR4500v3 (version before 1.0.0.48)
- WNR2000v5 (version before 1.0.0.58)
Exploitation Mechanism
The vulnerability can be exploited through adjacent network access, with low complexity and no user interaction required.
Mitigation and Prevention
Steps to address and prevent the CVE-2017-18740 vulnerability.
Immediate Steps to Take
- Update affected devices to the latest firmware versions.
- Implement strong network security measures.
- Monitor for any unusual network activity.
Long-Term Security Practices
- Regularly update firmware and security patches.
- Conduct security audits and assessments.
- Educate users on safe network practices.
Patching and Updates
Ensure timely installation of security patches and firmware updates to address the security misconfiguration vulnerability.