CVE-2018-21180 : What You Need to Know
Learn about CVE-2018-21180, a stack-based buffer overflow vulnerability in certain NETGEAR devices, impacting confidentiality, integrity, and availability. Find mitigation steps and update recommendations here.
A stack-based buffer overflow vulnerability has been identified in certain NETGEAR devices, allowing exploitation by authenticated users.
Understanding CVE-2018-21180
What is CVE-2018-21180?
This CVE identifies a stack-based buffer overflow vulnerability in specific NETGEAR devices, potentially exploited by authenticated users.
The Impact of CVE-2018-21180
The vulnerability has a CVSS base score of 6.8, with high impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2018-21180
Vulnerability Description
- The vulnerability allows an authenticated user to trigger a stack-based buffer overflow.
Affected Systems and Versions
- Devices affected include D6100, R7800, R9000, WNDR3700v4, WNDR4300, WNDR4300v2, WNDR4500v3, and WNR2000v5.
Exploitation Mechanism
- Attack complexity is low, requiring high privileges, with no user interaction needed.
Mitigation and Prevention
Immediate Steps to Take
- Update affected devices to the patched versions provided by NETGEAR.
- Monitor network traffic for signs of exploitation.
Long-Term Security Practices
- Regularly update firmware and security patches.
- Implement strong authentication mechanisms.
Patching and Updates
- Apply the latest firmware updates from NETGEAR to mitigate the vulnerability.