Vulnerability in Totolink Range Extender Allows Device Takeover
Source SecurityWeek
Rated by Threat Radar
Data as of 8 Jan 2026, 05:23 UTC
What to do
AI-suggested
Immediate mitigation steps include disabling the Telnet service on affected Totolink range extenders if possible, either through device settings or network access controls. Network segmentation should be enforced to restrict access to management interfaces only to trusted administrators and systems. Monitoring network traffic for unexpected Telnet connections or unusual device behavior can help detect exploitation attempts. Organizations should maintain an inventory of Totolink devices and verify firmware versions, applying vendor patches promptly once available. Employing network access control (NAC) solutions to limit device communication and enforcing strong authentication for device management interfaces are recommended. Regular security assessments and penetration testing can identify exposure to this and similar vulnerabilities. Finally, educating IT staff about the risks of unauthenticated services and ensuring secure configuration baselines for network devices will reduce attack surfaces.
Description
An error in the firmware-upload handler leads to devices starting an unauthenticated root-level Telnet service. The post Vulnerability in Totolink Range Extender Allows Device Takeover appeared first on SecurityWeek .