CVE-2019-5160

Public Exploit

Description

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.

9.1

CVSS

Severity: Critical

CVSS 3.1 •

CVSS 2.0 •

EPSS 2.17% Top 20%

Third-Party Advisory talosintelligence.com

Affected: Wago WAGO PFC200 Firmware

References

Link	Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0953	third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2019-5160?: CVE-2019-5160 has been scored as a critical severity vulnerability.
How to fix CVE-2019-5160?: To fix CVE-2019-5160, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-5160 being actively exploited in the wild?: It is possible that CVE-2019-5160 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-5160?: CVE-2019-5160 affects Wago WAGO PFC200 Firmware.

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