Auth bypass in Phoenixcontact Fl Switch 3004t-Fx
CVE-2018-13990
The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions prior to 1.35 is vulnerable to brute-force attacks, because of Improper Restriction of Excessive Authentication Attempts.
Vulnerability class: Broken Authentication
EPSS: 0.023 (81.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.
Affected products
- Phoenixcontact Fl_switch_3004t-fx
- Phoenixcontact Fl_switch_3004t-fx_firmware
- Phoenixcontact Fl_switch_3004t-fx_st
- Phoenixcontact Fl_switch_3004t-fx_st_firmware
- Phoenixcontact Fl_switch_3005
- Phoenixcontact Fl_switch_3005_firmware
- Phoenixcontact Fl_switch_3005t
- Phoenixcontact Fl_switch_3005t_firmware
- Phoenixcontact Fl_switch_3006t-2fx
- Phoenixcontact Fl_switch_3006t-2fx_firmware
Weakness classification (CWE)
References
- cve@mitre.org (US Government Resource, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2018-13990?
- CVE-2018-13990 is a high-severity vulnerability in Phoenixcontact Fl Switch 3004t-Fx, classified under Improper Authentication. CVSS score: 8.6/10. Published 2019-05-06.
- How severe is CVE-2018-13990?
- High severity. CVSS v3 base score is 8.6 out of 10.