CVE-2019-5160

CWE-20 — Improper Input Validation3 documents3 sources

Severity

9.1CRITICAL

EPSS

2.2%

top 15.74%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Wago Wago Pfc200 Firmware Wago Pfc200 Firmware

Timeline

PublishedMar 11

Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HExploitability: 2.3 | Impact: 6.0

Affected Packages2 packages

▶NVDwago/pfc200_firmware03.00.39\(12\), 03.01.07\(13\), 03.02.02\(14\)+2

▶CVEListV5wago/wago_pfc200_firmwareversion 03.00.39(12), version 03.01.07(13), version 03.02.02(14)+2

🔴Vulnerability Details

GHSA

GHSA-7626-8jvh-h9mq: An exploitable improper host validation vulnerability exists in the Cloud Connectivity functionality of WAGO PFC200 Firmware versions 03↗2022-05-24

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CVEList

CVE-2019-5160: An exploitable improper host validation vulnerability exists in the Cloud Connectivity functionality of WAGO PFC200 Firmware versions 03↗2020-03-10

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