Description
Improper access control vulnerability in CONPROSYS HMI System (CHS) Ver.3.4.5 and earlier allows a remote unauthenticated attacker to bypass access restriction and obtain the server certificate including the private key of the product.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Contec | CONPROSYS HMI System (CHS) | Ver.3.4.5 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/download/contract/contract4/?itemid=ea8039aa-3434-4999-9ab6-897aa690210c&downloaditemid=866d7d3c-aae9-438d-87f3-17aa040df90b
- https://www.contec.com/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230110_en.pdf
- https://jvn.jp/en/vu/JVNVU96873821
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-347-03