CVE-2018-13992: Phoenixcontact Fl Switch 3004t-Fx Firmware

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions 1.0 to 1.34 allows for plaintext transmission (HTTP) of user credentials by default.

Affected products

• Phoenixcontact Fl Switch 3004t-Fx Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3004t-Fx St Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3005 Firmware: after 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3005t Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3006t-2fx Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3006t-2fx Sm Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3006t-2fx St Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3008 Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3008t Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3012e-2fx Sm Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3012e-2sfx Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3016 Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3016e Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 3016t Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4000t-8poe-2sfp-R Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4008t-2gt-3fx Sm Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4008t-2gt-4fx Sm Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4008t-2sfp Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4012t-2gt-2fx St Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4012t 2gt 2fx Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4800e-24fx-4gc Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4800e-24fx Sm-4gc Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4808e-16fx-4gc Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4808e-16fx Lc-4gc Firmware: from 1.0, up to and including 1.34
• Phoenixcontact Fl Switch 4808e-16fx Sm-4gc Firmware: from 1.0, up to and including 1.34
• and 4 more

Published 2019-05-07. Last modified 2026-06-17.