CVE-2018-21165 : What You Need to Know
Learn about CVE-2018-21165 affecting NETGEAR routers. Find out how denial of service attacks impact various models and steps to prevent exploitation.
NETGEAR devices, including R6100, R7500, R7800, R8900, R9000, WNDR3700v4, WNDR4300, WNDR4300v2, WNDR4500v3, and WNR2000v5, are vulnerable to denial of service attacks.
Understanding CVE-2018-21165
Multiple NETGEAR devices are susceptible to denial of service attacks due to a specific vulnerability.
What is CVE-2018-21165?
CVE-2018-21165 is a vulnerability that affects various NETGEAR router models, potentially allowing attackers to launch denial of service attacks.
The Impact of CVE-2018-21165
The vulnerability can result in denial of service, disrupting the normal operation of affected NETGEAR devices.
Technical Details of CVE-2018-21165
NETGEAR devices are affected by a specific vulnerability that can be exploited to cause denial of service.
Vulnerability Description
The vulnerability in NETGEAR devices allows attackers to execute denial of service attacks, impacting the availability of the devices.
Affected Systems and Versions
- R6100 (before version 1.0.1.22)
- R7500 (before version 1.0.0.122)
- R7800 (before version 1.0.2.42)
- R8900 (before version 1.0.3.10)
- R9000 (before version 1.0.3.10)
- WNDR3700v4 (before version 1.0.2.96)
- WNDR4300 (before version 1.0.2.98)
- WNDR4300v2 (before version 1.0.0.54)
- WNDR4500v3 (before version 1.0.0.54)
- WNR2000v5 (before version 1.0.0.64)
Exploitation Mechanism
The vulnerability can be exploited by attackers with high privileges to launch denial of service attacks on the affected NETGEAR devices.
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2018-21165 vulnerability.
Immediate Steps to Take
- Update affected devices to the latest firmware versions provided by NETGEAR.
- Implement network security best practices to minimize the risk of exploitation.
Long-Term Security Practices
- Regularly monitor for security advisories and updates from NETGEAR.
- Conduct security assessments and penetration testing to identify and address vulnerabilities.
Patching and Updates
- Apply patches and firmware updates promptly to address the vulnerability and enhance device security.