CVE-2019-5135

MEDIUM

WAGO PFC100/PFC200 Firmware - Timing Discrepancy in Web-Based Management Authentication

Title source: llm
STIX 2.1

Description

An exploitable timing discrepancy vulnerability exists in the authentication functionality of the Web-Based Management (WBM) web application on WAGO PFC100/200 controllers. The WBM application makes use of the PHP crypt() function which can be exploited to disclose hashed user credentials. This affects WAGO PFC200 Firmware version 03.00.39(12) and version 03.01.07(13), and WAGO PFC100 Firmware version 03.00.39(12).

References (1)

Core 1
Core References
Exploit, Mitigation, Third Party Advisory x_refsource_misc
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0924

Scores

CVSS v3 5.3
EPSS 0.0102
EPSS Percentile 58.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-327
Status published
Products (3)
wago/pfc100_firmware 03.00.39\(12\)
wago/pfc200_firmware 03.00.39\(12\)
wago/pfc200_firmware 03.01.07\(13\)
Published Mar 11, 2020
Tracked Since Feb 18, 2026