Critical · 9.8 CVE-2022-44456 EUVD-2022-47399GHSA-28g2-wc2r-qwc7

CONPROSYS HMI System (CHS) Ver.3.4.4?and earlier allows a remote unauthenticated attacker to execute an arbitrary OS command on the server …

Published Dec 19, 2022 · Updated Apr 17, 2025 · Assigned by jpcert

Vendor: Contec Product: CONPROSYS HMI System(CHS)

Description

CONPROSYS HMI System (CHS) Ver.3.4.4?and earlier allows a remote unauthenticated attacker to execute an arbitrary OS command on the server where the product is running by sending a specially crafted request.

Affected products

Vendor	Product	Affected	Fixed
Contec	CONPROSYS HMI System (CHS)	Ver.3.4.4?and earlier	—

Advisories 1

ICSA-22-347-03 Contec CONPROSYS HMI System (CHS) CISA ICS & IT advisories · Jan 19, 2023

References

https://www.contec.com/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_221014_en.pdf
https://www.contec.com/download/contract/contract4/?itemid=ea8039aa-3434-4999-9ab6-897aa690210c&downloaditemid=866d7d3c-aae9-438d-87f3-17aa040df90b
https://jvn.jp/en/vu/JVNVU96873821/index.html