#VU26252 Buffer overflow in Wago PFC200 Controller - CVE-2019-5185 

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Main Vulnerability Database Vulnerabilities #VU26252

#VU26252 Buffer overflow in Wago PFC200 Controller - CVE-2019-5185

Published: March 20, 2020


Vulnerability identifier: #VU26252
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-5185
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Wago PFC200 Controller
Software vendor:
WAGO

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists within the "state" parameter due to a boundary error in the iocheckd service "I/O-Check" functionality. A remote authenticated attacker can use a specially crafted xml cache file, trigger memory corruption and cause a denial of service condition on the target system, leading to remote code execution.


Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links