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CVE-2019-5075

CRITICAL
9.8
CVSS Severity Score
EPSS Score0.1180%
EPSS Percentile30.76th
PublishedDec 18, 2019
Last ModifiedNov 21, 2024

Vulnerability Description

An exploitable stack buffer overflow vulnerability exists in the command line utility getcouplerdetails of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets sent to the iocheckd service "I/O-Check" can cause a stack buffer overflow in the sub-process getcouplerdetails, resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability.

Affected Platforms (CPE)

💻
Wago

Pfc 200 Firmware

= 03.00.39\(12\)
💻
Wago

Pfc 200 Firmware

= 03.01.07\(13\)
💻
Wago

Pfc 100 Firmware

= 03.00.39\(12\)

References & Advisories

🔗 https://talosintelligence.com/vulnerability_reports/TALOS-2019-0864
🔗 https://talosintelligence.com/vulnerability_reports/TALOS-2019-0864

Related Vulnerabilities

CVE-2020-1252210.0

The reported vulnerability allows an attacker who has network access to the device to execute code with specially crafted packets ...

CVE-2019-50819.8

An exploitable heap buffer overflow vulnerability exists in the iocheckd service ''I/O-Chec'' functionality of WAGO PFC 200 Firmwa...

CVE-2019-50809.1

An exploitable denial-of-service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200 Firmware v...

CVE-2019-50779.1

An exploitable denial-of-service vulnerability exists in the iocheckd service ‘’I/O-Chec’’ functionality of WAGO PFC 200 Firmware ...