CVE-2023-29154

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 41.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-06-01 · updated 2026-10-28
Weakness: CWE-89

Description

SQL injection vulnerability exists in the CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user who can access the affected product with an administrative privilege may execute an arbitrary SQL command via specially crafted input to the query setting page.

Affected products

Contec Co., Ltd. CONPROSYS HMI System (CHS): before 3.5.3 — fixed in 3.5.3

How to fix

Upgrade to a fixed version: Contec Co., Ltd. CONPROSYS HMI System (CHS) 3.5.3. Check the vendor advisory for mitigations.

References

https://jvn.jp/en/vu/JVNVU93372935/
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230531_en.pdf
https://www.contec.com/jp/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230531_jp.pdf
https://jvn.jp/en/vu/JVNVU93372935/
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230531_en.pdf
https://www.contec.com/jp/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230531_jp.pdf

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