CVE-2025-41694

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. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

CVE-2025-41694 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

CVE-2025-41694 affects products from phoenixcontact, specifically: fl_nat_2008, fl_nat_2008_firmware, fl_nat_2208, fl_nat_2208_firmware, fl_nat_2304-2gc-2sfp, fl_nat_2304-2gc-2sfp_firmware, fl_switch_2005, fl_switch_2005_firmware, fl_switch_2008, fl_switch_2008_firmware, fl_switch_2008f, fl_switch_2008f_firmware, fl_switch_2016, fl_switch_2016_firmware, fl_switch_2105, fl_switch_2105_firmware, fl_switch_2108, fl_switch_2108_firmware, fl_switch_2116, fl_switch_2116_firmware, fl_switch_2204-2tc-2sfx, fl_switch_2204-2tc-2sfx_firmware, fl_switch_2205, fl_switch_2205_firmware, fl_switch_2206-2fx, fl_switch_2206-2fx_firmware, fl_switch_2206-2fx_sm, fl_switch_2206-2fx_sm_firmware, fl_switch_2206-2fx_sm_st, fl_switch_2206-2fx_sm_st_firmware, fl_switch_2206-2fx_st, fl_switch_2206-2fx_st_firmware, fl_switch_2206-2sfx, fl_switch_2206-2sfx_firmware, fl_switch_2206-2sfx_pn, fl_switch_2206-2sfx_pn_firmware, fl_switch_2206c-2fx, fl_switch_2206c-2fx_firmware, fl_switch_2207-fx, fl_switch_2207-fx_firmware, fl_switch_2207-fx_sm, fl_switch_2207-fx_sm_firmware, fl_switch_2208, fl_switch_2208_firmware, fl_switch_2208_pn, fl_switch_2208_pn_firmware, fl_switch_2208c, fl_switch_2208c_firmware, fl_switch_2212-2tc-2sfx, fl_switch_2212-2tc-2sfx_firmware, fl_switch_2214-2fx, fl_switch_2214-2fx_firmware, fl_switch_2214-2fx_sm, fl_switch_2214-2fx_sm_firmware, fl_switch_2214-2sfx, fl_switch_2214-2sfx_firmware, fl_switch_2214-2sfx_pn, fl_switch_2214-2sfx_pn_firmware, fl_switch_2216, fl_switch_2216_firmware, fl_switch_2216_pn, fl_switch_2216_pn_firmware, fl_switch_2303-8sp1, fl_switch_2304-2gc-2sfp, fl_switch_2304-2gc-2sfp_firmware, fl_switch_2306-2sfp, fl_switch_2306-2sfp_firmware, fl_switch_2306-2sfp_pn, fl_switch_2306-2sfp_pn_firmware, fl_switch_2308, fl_switch_2308_firmware, fl_switch_2308_pn, fl_switch_2308_pn_firmware, fl_switch_2312-2gc-2sfp, fl_switch_2312-2gc-2sfp_firmware, fl_switch_2314-2sfp, fl_switch_2314-2sfp_firmware, fl_switch_2314-2sfp_pn, fl_switch_2314-2sfp_pn_firmware, fl_switch_2316, fl_switch_2316\/k1, fl_switch_2316\/k1_firmware, fl_switch_2316_firmware, fl_switch_2316_pn, fl_switch_2316_pn_firmware, fl_switch_2404-2tc-2sfx, fl_switch_2404-2tc-2sfx_firmware, fl_switch_2406-2sfx, fl_switch_2406-2sfx_firmware, fl_switch_2406-2sfx_pn, fl_switch_2406-2sfx_pn_firmware, fl_switch_2408, fl_switch_2408_firmware, fl_switch_2408_pn, fl_switch_2408_pn_firmware, fl_switch_2412-2tc-2sfx, fl_switch_2412-2tc-2sfx_firmware, fl_switch_2414-2sfx, fl_switch_2414-2sfx_firmware, fl_switch_2414-2sfx_pn, fl_switch_2414-2sfx_pn_firmware, fl_switch_2416, fl_switch_2416_firmware, fl_switch_2416_pn, fl_switch_2416_pn_firmware, fl_switch_2504-2gc-2sfp, fl_switch_2504-2gc-2sfp_firmware, fl_switch_2506-2sfp, fl_switch_2506-2sfp\/k1, fl_switch_2506-2sfp\/k1_firmware, fl_switch_2506-2sfp_firmware, fl_switch_2506-2sfp_pn, fl_switch_2506-2sfp_pn_firmware, fl_switch_2508, fl_switch_2508\/k1, fl_switch_2508\/k1_firmware, fl_switch_2508_firmware, fl_switch_2508_pn, fl_switch_2508_pn_firmware, fl_switch_2512-2gc-2sfp, fl_switch_2512-2gc-2sfp_firmware, fl_switch_2514-2sfp, fl_switch_2514-2sfp_firmware, fl_switch_2514-2sfp_pn, fl_switch_2514-2sfp_pn_firmware, fl_switch_2516, fl_switch_2516_firmware, fl_switch_2516_pn, fl_switch_2516_pn_firmware, fl_switch_2608, fl_switch_2608_firmware, fl_switch_2608_pn, fl_switch_2608_pn_firmware, fl_switch_2708, fl_switch_2708_firmware, fl_switch_2708_pn, fl_switch_2708_pn_firmware. Check the affected products table above for specific version ranges.

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.