CVE-2023-23575: Contec Cps-MC341-a1-111 Firmware

Medium severity, CVSS 4.3. EPSS: 0.7% chance of exploitation in the next 30 days.

Improper access control vulnerability in CONPROSYS IoT Gateway products allows a remote authenticated attacker to bypass access restriction and access Network Maintenance page, which may result in obtaining the network information of the product. The affected products and versions are as follows: M2M Gateway with the firmware Ver.3.7.10 and earlier (CPS-MG341-ADSC1-111, CPS-MG341-ADSC1-931, CPS-MG341G-ADSC1-111, CPS-MG341G-ADSC1-930, and CPS-MG341G5-ADSC1-931), M2M Controller Integrated Type with firmware Ver.3.7.6 and earlier versions (CPS-MC341-ADSC1-111, CPS-MC341-ADSC1-931, CPS-MC341-ADSC2-111, CPS-MC341G-ADSC1-110, CPS-MC341Q-ADSC1-111, CPS-MC341-DS1-111, CPS-MC341-DS11-111, CPS-MC341-DS2-911, and CPS-MC341-A1-111), and M2M Controller Configurable Type with firmware Ver.3.8.8 and earlier versions (CPS-MCS341-DS1-111, CPS-MCS341-DS1-131, CPS-MCS341G-DS1-130, CPS-MCS341G5-DS1-130, and CPS-MCS341Q-DS1-131).

Affected products

  • Contec Cps-MC341-a1-111 Firmware: up to and including 3.7.6
  • Contec Cps-MC341-ADSC1-111 Firmware: up to and including 3.7.6
  • Contec Cps-MC341-ADSC1-931 Firmware: up to and including 3.7.6
  • Contec Cps-MC341-ADSC2-111 Firmware: up to and including 3.7.6
  • Contec Cps-MC341-DS1-111 Firmware: up to and including 3.7.6
  • Contec Cps-MC341-DS11-111 Firmware: up to and including 3.7.6
  • Contec Cps-MC341-DS2-911 Firmware: up to and including 3.7.6
  • Contec Cps-MC341G-ADSC1-110 Firmware: up to and including 3.7.6
  • Contec Cps-MC341Q-ADSC1-111 Firmware: up to and including 3.7.6
  • Contec Cps-MCS341-DS1-111 Firmware: up to and including 3.8.8
  • Contec Cps-MCS341-DS1-131 Firmware: up to and including 3.8.8
  • Contec Cps-MCS341G-DS1-130 Firmware: up to and including 3.8.8
  • Contec Cps-MCS341G5-DS1-130 Firmware: up to and including 3.8.8
  • Contec Cps-MCS341Q-DS1-131 Firmware: up to and including 3.8.8
  • Contec Cps-MG341-ADSC1-111 Firmware: up to and including 3.7.10
  • Contec Cps-MG341-ADSC1-931 Firmware: up to and including 3.7.10
  • Contec Cps-MG341G-ADSC1-111 Firmware: up to and including 3.7.10
  • Contec Cps-MG341G-ADSC1-930 Firmware: up to and including 3.7.10
  • Contec Cps-MG341G5-ADSC1-931 Firmware: up to and including 3.7.10

Published 2023-04-11. Last modified 2026-06-17.