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CVE-2023-29154

HIGH
7.2
CVSS Score
Published: June 1, 2023 at 12:00 AM UTC
Updated: October 28, 2026 at 07:10 PM UTC
1 product affected across 1 vendorCONPROSYS HMI System

Using CONPROSYS HMI System (CHS) by Contec Co., Ltd.?

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Severity
HIGH7.2
Exploit prediction
EPSS 41%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

CONPROSYS HMI System· Contec
95%
v < 3.5.3
Affected range stops below 3.5.3, so it looks safe — our inference, not a vendor statement

References (3)

Third Party Advisory
Source: [email protected]
https://jvn.jp/en/vu/JVNVU93372935/
Vendor Advisory
Source: [email protected]
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230531_en.pdf
Vendor Advisory
Source: [email protected]
https://www.contec.com/jp/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_chs_230531_jp.pdf

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-89

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