Buffer overflow in Wago PFC200 Controller and WAGO PFC100 Controller - CVE-2019-5082
Published: March 6, 2020
Vulnerability identifier: #VU25794
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-5082
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the iocheckd service "I/O-Check" functionality within the ReadPCBManuNum message processing code. A remote attacker can send a specially crafted set of packets, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Wago PFC200 Controller
WAGO PFC100 Controller
WAGO PFC100 Controller
How to mitigate CVE-2019-5082
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.