CVE-2017-5891 Explained : Impact and Mitigation
Learn about CVE-2017-5891 affecting ASUS RT-AC* and RT-N* routers with firmware before 3.0.0.4.380.7378. Find out the impact, affected systems, exploitation, and mitigation steps.
Devices of ASUS models RT-AC* and RT-N* running firmware versions prior to 3.0.0.4.380.7378 are affected by Login Page CSRF and Save Settings CSRF vulnerabilities.
Understanding CVE-2017-5891
ASUS RT-AC* and RT-N* devices with firmware before 3.0.0.4.380.7378 have Login Page CSRF and Save Settings CSRF.
What is CVE-2017-5891?
CVE-2017-5891 is a vulnerability affecting ASUS routers, specifically models RT-AC* and RT-N*, when running firmware versions earlier than 3.0.0.4.380.7378. The vulnerability allows for Login Page CSRF and Save Settings CSRF attacks.
The Impact of CVE-2017-5891
- Unauthorized access to router settings and configurations
- Potential for malicious users to change critical network settings
- Compromise of network security and privacy
Technical Details of CVE-2017-5891
Vulnerability Description
The vulnerability involves CSRF attacks on the Login Page and Save Settings functionalities of affected ASUS routers.
Affected Systems and Versions
- ASUS models RT-AC* and RT-N*
- Firmware versions prior to 3.0.0.4.380.7378
Exploitation Mechanism
- Attackers can craft malicious requests to trick authenticated users into unknowingly executing unauthorized actions on the router.
Mitigation and Prevention
Immediate Steps to Take
- Update router firmware to version 3.0.0.4.380.7378 or later
- Regularly monitor router settings for any unauthorized changes
Long-Term Security Practices
- Implement strong, unique passwords for router access
- Enable firewall and intrusion detection systems on the network
Patching and Updates
- Stay informed about security updates from ASUS
- Apply patches and firmware updates promptly to mitigate known vulnerabilities