Summary
Multiple vulnerabilities for FL SWITCH have been identified in PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx version 1.0 to 1.34.
Details
Impact
[TODO]
Remediation
## Remediation for CWE-319 (CVE-2018-13992)
Customers using Phoenix Contact managed FL SWITCH devices are recommended to enable HTTP security.
## Remediation for Multiple CWEs:
(CWE-352 (CVE-2018-13993), CWE-307 (CVE-2018-13990), CWE-400 (CVE-2018-13994), CWE-922 (CVE-2018-13991), CWE-119 (CVE-2017-3735))
Customers using Phoenix Contact managed FL SWITCH devices with affected firmware versions are recommended to update the firmware to version **1.35 or higher**, which fixes these vulnerabilities.
The updated firmware may be downloaded from the managed switch product page on the Phoenix Contact website:
| Article No. | Model | Updated Firmware |
|-------------|--------------------------------|------------------|
| 2891033 | FL SWITCH 3004T-FX | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3004t-fx-2891033?type=firmware_update) |
| 2891034 | FL SWITCH 3004T-FX ST | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3004t-fx-st-2891034?type=firmware_update) |
| 2891030 | FL SWITCH 3005 | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3005-2891030?type=firmware_update) |
| 2891032 | FL SWITCH 3005T | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3005t-2891032?type=firmware_update) |
| 2891036 | FL SWITCH 3006T-2FX | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3006t-2fx-2891036?type=firmware_update) |
| 2891060 | FL SWITCH 3006T-2FX SM | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3006t-2fx-sm-2891060?type=firmware_update) |
| 2891037 | FL SWITCH 3006T-2FX ST | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3006t-2fx-st-2891037?type=firmware_update) |
| 2891031 | FL SWITCH 3008 | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3008-2891031?type=firmware_update) |
| 2891035 | FL SWITCH 3008T | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3008t-2891035?type=firmware_update) |
| 2891120 | FL SWITCH 3012E-2FX | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3012e-2fx-2891120?type=firmware_update) |
| 2891119 | FL SWITCH 3012E-2FX SM | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3012e-2fx-sm-2891119?type=firmware_update) |
| 2891067 | FL SWITCH 3012E-2SFX | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3012e-2sfx-2891067?type=firmware_update) |
| 2891058 | FL SWITCH 3016 | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3016-2891058?type=firmware_update) |
| 2891066 | FL SWITCH 3016E | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3016e-2891066?type=firmware_update) |
| 2891059 | FL SWITCH 3016T | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-3016t-2891059?type=firmware_update) |
| 1026924 | FL SWITCH 4000T-4POE-1SFP | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4000t-4poe-1sfp-1026924?type=firmware_update) |
| 1026923 | FL SWITCH 4000T-8POE-2SFP | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4000t-8poe-2sfp-1026923?type=firmware_update) |
| 1026922 | FL SWITCH 4004T-8POE-4SFP | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4004t-8poe-4sfp-1026922?type=firmware_update) |
| 2891160 | FL SWITCH 4008T-2GT-3FX SM | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4008t-2gt-3fx-sm-2891160?type=firmware_update) |
| 2891061 | FL SWITCH 4008T-2GT-4FX SM | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4008t-2gt-4fx-sm-2891061?type=firmware_update) |
| 2891062 | FL SWITCH 4008T-2SFP | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4008t-2sfp-2891062?type=firmware_update) |
| 2891063 | FL SWITCH 4012T-2GT-2FX | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4012t-2gt-2fx-2891063?type=firmware_update) |
| 2891161 | FL SWITCH 4012T-2GT-2FX ST | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4012t-2gt-2fx-st-2891161?type=firmware_update) |
| 2891104 | FL SWITCH 4800E-24FX SM-4GC | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4800e-24fx-sm-4gc-2891104?type=firmware_update) |
| 2891102 | FL SWITCH 4800E-24FX-4GC | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4800e-24fx-4gc-2891102?type=firmware_update) |
| 2891073 | FL SWITCH 4808E-16FX LC-4GC | [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4808e-16fx-lc-4gc-2891073?type=firmware_update) |
| 2891074 | FL SWITCH 4808E-16FX SM LC-4GC| [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4808e-16fx-sm-lc-4gc-2891074?type=firmware_update) |
| 2891086 | FL SWITCH 4808E-16FX SM ST-4GC| [Download](https://www.phoenixcontact.com/de-de/produkte/switch-fl-switch-4808e-16fx-sm-st-4gc-2891086?type=firmware_update) |
Vulnerabilities 6
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High 8.8
The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions 1.0 to 1.34 is prone to CSRF.
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High 8.6
The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions prior to 1.35 is vulnerable to brute-force attacks, be…
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High 8.2
The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions 1.0 to 1.34 allows for plaintext transmission (HTTP) o…
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High 7.5
The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions 1.0 to 1.34 is vulnerable to a denial-of-service attac…
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Medium 5.3
The WebUI of PHOENIX CONTACT FL SWITCH 3xxx, 4xxx, 48xx versions 1.0 to 1.34 leaks private information in firmware imag…
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Unscored —CVE-2017-3735 EPSS 21%
While parsing an IPAddressFamily extension in an X.509 certificate, it is possible to do a one-byte overread. This woul…
Revision history
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#2
Fix: added distribution, status to final
-
#1
Initial revision.
References
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Phoenix Contact PSIRT
https://www.phoenixcontact.com/de-de/service-und-support/psirt
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CERT@VDE Security Advisories for Phoenix Contact GmbH & Co. KG
https://certvde.com/de/advisories/vendor/phoenixcontact/
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VDE-2019-001: PHOENIX CONTACT: Multiple Vulnerabilities in FL SWITCH 3xxx, 4xxx and 48xx - HTML
https://certvde.com/en/advisories/VDE-2019-001/