VULNERABILITY INTELLIGENCE

CVE-2019-5135

CVSS score5.3 MEDIUM

EPSS probability1.05%

CISA KEVNot currently listed

Published2020-03-11

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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).

Weakness classification

CWE-327: Use of a Broken or Risky Cryptographic Algorithm

Primary references

talos-cna@cisco.com — Exploit, Mitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mitigation, Third Party Advisory