6.5
CVSSv2

CVE-2019-5160

Published: 11/03/2020 Updated: 21/07/2021
CVSS v2 Base Score: 6.5 | Impact Score: 6.4 | Exploitability Score: 8
CVSS v3 Base Score: 9.1 | Impact Score: 6 | Exploitability Score: 2.3
VMScore: 578
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P

Vulnerability Summary

An exploitable improper host validation vulnerability exists in the Cloud Connectivity functionality of WAGO PFC200 Firmware versions 03.02.02(14), 03.01.07(13), and 03.00.39(12). A specially crafted HTTPS POST request can cause the software to connect to an unauthorized host, resulting in unauthorized access to firmware update functionality. An attacker can send an authenticated HTTPS POST request to direct the Cloud Connectivity software to connect to an attacker controlled Azure IoT Hub node.

Vulnerability Trend

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wago pfc200_firmware 03.00.39\\(12\\)

wago pfc200_firmware 03.01.07\\(13\\)

wago pfc200_firmware 03.02.02\\(14\\)