CVE-2025-41694

MEDIUM

Phoenix Contact FL SWITCH Firmware < 3.50 - Denial of Service via Empty Command

Title source: llm
STIX 2.1

Description

A low privileged remote attacker can run the webshell with an empty command containing whitespace. The server will then block until it receives more data, resulting in a DoS condition of the websserver.

References (1)

Core 1
Core References

Scores

CVSS v3 6.5
EPSS 0.0041
EPSS Percentile 32.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (50)
phoenixcontact/fl_nat_2008_firmware < 3.50
phoenixcontact/fl_nat_2208_firmware < 3.50
phoenixcontact/fl_nat_2304-2gc-2sfp_firmware < 3.50
phoenixcontact/fl_switch_2005_firmware < 3.50
phoenixcontact/fl_switch_2008_firmware < 3.50
phoenixcontact/fl_switch_2008f_firmware < 3.50
phoenixcontact/fl_switch_2016_firmware < 3.50
phoenixcontact/fl_switch_2105_firmware < 3.50
phoenixcontact/fl_switch_2108_firmware < 3.50
phoenixcontact/fl_switch_2116_firmware < 3.50
... and 40 more
Published Dec 09, 2025
Tracked Since Feb 18, 2026