CVE-2019-17186: Fiberhome HG2201T Firmware

High severity, CVSS 8.8. EPSS: 5.9% chance of exploitation in the next 30 days.

/var/WEB-GUI/cgi-bin/telnet.cgi on FiberHome HG2201T 1.00.M5007_JS_201804 devices allows pre-authentication remote code execution.

Affected products

• Fiberhome HG2201T Firmware: version hg2201t_1.00.m5007_js_201804 only

Published 2019-10-08. Last modified 2026-06-17.