CVE-2018-13992

Name: CVE-2018-13992
Creator: NVD / NIST
Published: 2019-05-07T18:29:00.393+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.2/10EPSS 1.11%

Last modified Jun 17, 2026

CVE-2018-13992 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. 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.. EPSS estimates a 1.11% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.0

8.2/10

CVSS:3.0/AC:L/AV:N/A:N/C:H/I:L/PR:N/S:U/UI:N

EPSS Probability

1.11%

61.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-311

Affected Software

Vendor	Product	Versions
Phoenixcontact	Fl Switch 3005 Firmware	> 1.0, <= 1.34
Phoenixcontact	Fl Switch 3005t Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3004t-Fx Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3004t-Fx St Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3008 Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3008t Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3006t-2fx Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3006t-2fx St Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3012e-2sfx Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3016e Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3016 Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3016t Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3006t-2fx Sm Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4008t-2sfp Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4008t-2gt-4fx Sm Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4008t-2gt-3fx Sm Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4808e-16fx Lc-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4808e-16fx Sm-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4808e-16fx Sm St-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4808e-16fx St-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4808e-16fx-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4808e-16fx Sm Lc-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4012t 2gt 2fx Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4012t-2gt-2fx St Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4824e-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4800e-24fx-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4800e-24fx Sm-4gc Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 3012e-2fx Sm Firmware	>= 1.0, <= 1.34
Phoenixcontact	Fl Switch 4000t-8poe-2sfp-R Firmware	>= 1.0, <= 1.34

References

http://www.securityfocus.com/bid/106737Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-19-024-02Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/106737Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-19-024-02Third Party Advisory, US Government Resource

Timeline

Published: May 7, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-13992?

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.

How severe is CVE-2018-13992?

CVE-2018-13992 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.

How do I fix CVE-2018-13992?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST