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CVE-2019-5080

CRITICAL
9.1
CVSS Severity Score
EPSS Score0.1960%
EPSS Percentile8.61th
PublishedDec 18, 2019
Last ModifiedNov 21, 2024

Vulnerability Description

An exploitable denial-of-service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A single packet can cause a denial of service and weaken credentials resulting in the default documented credentials being applied to the device. An attacker can send an unauthenticated packet 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-2019-0872
🔗 https://talosintelligence.com/vulnerability_reports/TALOS-2019-0872

Related Vulnerabilities

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

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

CVE-2019-50779.1

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

CVE-2019-51737.8

An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware ve...