CVE-2018-13994 7.5 high EPSS 2.2%
High (7.5) in phoenixcontact. EPSS 2.2% chance of exploitation in the next 30 days.
The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions 1.0 to 1.34 is vulnerable to a denial-of-service attack by making more than 120 connections.
Severity
CVSS 3.0 7.5 high CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HEnable JavaScript to see the metric table and diagram.
EPSS 2.2% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)
CWE CWE-400
Published 2019-05-07
Modified 2026-06-17
Record from the NVD, synced 2026-10-19 Affected phoenixcontact:fl_switch_3004t-fx_firmware phoenixcontact:fl_switch_3004t-fx_st_firmware phoenixcontact:fl_switch_3005_firmware phoenixcontact:fl_switch_3005t_firmware phoenixcontact:fl_switch_3006t-2fx_firmware phoenixcontact:fl_switch_3006t-2fx_sm_firmware phoenixcontact:fl_switch_3006t-2fx_st_firmware phoenixcontact:fl_switch_3008_firmware phoenixcontact:fl_switch_3008t_firmware phoenixcontact:fl_switch_3012e-2fx_sm_firmware phoenixcontact:fl_switch_3012e-2sfx_firmware phoenixcontact:fl_switch_3016_firmware phoenixcontact:fl_switch_3016e_firmware phoenixcontact:fl_switch_3016t_firmware phoenixcontact:fl_switch_4000t-8poe-2sfp-r_firmware phoenixcontact:fl_switch_4008t-2gt-3fx_sm_firmware phoenixcontact:fl_switch_4008t-2gt-4fx_sm_firmware phoenixcontact:fl_switch_4008t-2sfp_firmware phoenixcontact:fl_switch_4012t-2gt-2fx_st_firmware phoenixcontact:fl_switch_4012t_2gt_2fx_firmware phoenixcontact:fl_switch_4800e-24fx-4gc_firmware phoenixcontact:fl_switch_4800e-24fx_sm-4gc_firmware phoenixcontact:fl_switch_4808e-16fx-4gc_firmware phoenixcontact:fl_switch_4808e-16fx_lc-4gc_firmware phoenixcontact:fl_switch_4808e-16fx_sm-4gc_firmware phoenixcontact:fl_switch_4808e-16fx_sm_lc-4gc_firmware phoenixcontact:fl_switch_4808e-16fx_sm_st-4gc_firmware phoenixcontact:fl_switch_4808e-16fx_st-4gc_firmware phoenixcontact:fl_switch_4824e-4gc_firmware References Check your stack JSON