Contec Conprosys Hmi System

XSS in CONPROSYS HMI System (CHS) getqsetting.php (before 3.7.7)
CVE-2025-34080 - July 01, 2025

The Contec Co.,Ltd. CONPROSYS HMI System (CHS) is vulnerable to Cross-Site Scripting (XSS) in the getqsetting.php functionality that could allow reflected execution of scripts in the browser on interaction.This issue affects CONPROSYS HMI System (CHS): before 3.7.7.

XSS

CONPROSYS HMI SYS (CHS) PHP phpinfo() Exposure <v3.7.7
CVE-2025-34081 - July 01, 2025

The Contec Co.,Ltd. CONPROSYS HMI System (CHS) exposes a PHP phpinfo() debug page to unauthenticated users that may contain sensitive data useful for an attacker.This issue affects CONPROSYS HMI System (CHS): before 3.7.7.

Insertion of Sensitive Information Into Debugging Code

SQLi via query setting page in CONPROSYS CHS <3.5.3
CVE-2023-29154 7.2 - High - June 01, 2023

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.

SQL Injection

SSRF in CONPROSYS HMI System (CHS) <3.5.3 Allows DB Bypass by Admin
CVE-2023-28824 4.9 - Medium - June 01, 2023

Server-side request forgery vulnerability exists in CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user who can access the affected product with an administrative privilege may bypass the database restriction set on the query setting page, and connect to a user unintended database.

SSRF

Plaintext Storage of DB Passwords in CONPROSYS CHS <3.5.3 (CVE-2023-28713)
CVE-2023-28713 8.1 - High - June 01, 2023

Plaintext storage of a password exists in CONPROSYS HMI System (CHS) versions prior to 3.5.3. Because account information of the database is saved in a local file in plaintext, a user who can access the PC where the affected product is installed can obtain the information. As a result, information in the database may be obtained and/or altered by the user.

Cleartext Storage of Sensitive Information

Improper Access Control in CONPROSYS HMI (CHS) <3.5.3 (Admin Priv Esc)
CVE-2023-28657 8.8 - High - June 01, 2023

Improper access control vulnerability exists in CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user of the PC where the affected product is installed may gain an administrative privilege. As a result, information regarding the product may be obtained and/or altered by the user.

XSS: CONPROSYS HMI System (CHS) <3.5.3 Arbitrary Script Exec
CVE-2023-28651 4.8 - Medium - June 01, 2023

Cross-site scripting vulnerability exists in CONPROSYS HMI System (CHS) versions prior to 3.5.3. If a user who can access the affected product with an administrative privilege configures specially crafted settings, an arbitrary script may be executed on the web browser of the other user who is accessing the affected product with an administrative privilege.

XSS

CONPROSYS HMI (CHS) Priv Escalation via Inadequate Folder ACL Fixed 3.5.3
CVE-2023-28399 7.8 - High - June 01, 2023

Incorrect permission assignment for critical resource exists in CONPROSYS HMI System (CHS) versions prior to 3.5.3. ACL (Access Control List) is not appropriately set to the local folder where the affected product is installed, therefore a wide range of privileges is permitted to a user of the PC where the affected product is installed. As a result, the user may be able to destroy the system and/or execute a malicious program.

Incorrect Permission Assignment for Critical Resource

Contec CONPROSYS HMI v3.5.2 & Prior: DoS via TimeZone Mismatch
CVE-2023-2758 5.3 - Medium - May 31, 2023

A denial of service vulnerability exists in Contec CONPROSYS HMI System versions 3.5.2 and prior. When there is a time-zone mismatch in certain configuration files, a remote, unauthenticated attacker may deny logins for an extended period of time.

SQLi in CONPROSYS HMI System 3.5.0 (CHS)
CVE-2023-22324 6.5 - Medium - January 30, 2023

SQL injection vulnerability in the CONPROSYS HMI System (CHS) Ver.3.5.0 and earlier allows a remote authenticated attacker to execute an arbitrary SQL command. As a result, information stored in the database may be obtained.

SQL Injection

CVE-2023-22373: XSS in CONPROSYS CHS <=3.4.5 via Authenticated Web UI
CVE-2023-22373 5.4 - Medium - January 20, 2023

Cross-site scripting vulnerability in CONPROSYS HMI System (CHS) Ver.3.4.5 and earlier allows a remote authenticated attacker to inject an arbitrary script and obtain the sensitive information.

XSS

Unauth Bypass Access Control in CONPROSYS HMI 3.4.5 (CHS) - Private Key Leak
CVE-2023-22339 7.5 - High - January 20, 2023

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.

Remote Authenticated Credentials Disclosure in CONPROSYS HMI-System v3.4.5
CVE-2023-22334 5.3 - Medium - January 20, 2023

Use of password hash instead of password for authentication vulnerability in CONPROSYS HMI System (CHS) Ver.3.4.5 and earlier allows a remote authenticated attacker to obtain user credentials information via a man-in-the-middle attack.

authentification

CONPROSYS CHS remote RCE via default credentials <3.4.5
CVE-2023-22331 7.5 - High - January 20, 2023

Use of default credentials vulnerability in CONPROSYS HMI System (CHS) Ver.3.4.5 and earlier allows a remote unauthenticated attacker to alter user credentials information.

Improper Privilege Management

CONPROSYS CHS v3.4.4 Remote OS Command Execution (CVE-2022-44456)
CVE-2022-44456 9.8 - Critical - December 19, 2022

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.

Shell injection