CVE-2021-27179: Fiberhome HG6245D Firmware

High severity, CVSS 7.5. EPSS: 13.9% chance of exploitation in the next 30 days.

An issue was discovered on FiberHome HG6245D devices through RP2613. It is possible to crash the telnet daemon by sending a certain 0a 65 6e 61 62 6c 65 0a 02 0a 1a 0a string.

Affected products

• Fiberhome HG6245D Firmware: up to and including rp2613

Published 2021-02-10. Last modified 2026-06-17.