CVE-2022-34151: Omron NA5-12w Firmware

High severity, CVSS 8.1. EPSS: 1.3% chance of exploitation in the next 30 days.

Use of hard-coded credentials vulnerability exists in Machine automation controller NJ series all models V 1.48 and earlier, Machine automation controller NX7 series all models V1.28 and earlier, Machine automation controller NX1 series all models V1.48 and earlier, Automation software 'Sysmac Studio' all models V1.49 and earlier, and Programmable Terminal (PT) NA series NA5-15W/NA5-12W/NA5-9W/NA5-7W models Runtime V1.15 and earlier, which may allow a remote attacker who successfully obtained the user credentials by analyzing the affected product to access the controller.

Affected products

  • Omron NA5-12w Firmware: up to and including 1.15
  • Omron NA5-15w Firmware: up to and including 1.15
  • Omron NA5-7w Firmware: up to and including 1.15
  • Omron NA5-9w Firmware: up to and including 1.15
  • Omron Nj-PA3001 Firmware: up to and including 1.48
  • Omron Nj-PD3001 Firmware: up to and including 1.48
  • Omron NJ101-1000 Firmware: up to and including 1.48
  • Omron NJ101-1020 Firmware: up to and including 1.48
  • Omron NJ101-9000 Firmware: up to and including 1.48
  • Omron NJ101-9020 Firmware: up to and including 1.48
  • Omron NJ301-1100 Firmware: up to and including 1.48
  • Omron NJ301-1200 Firmware: before 1.48 (fixed in 1.48)
  • Omron NJ501-1300 Firmware: up to and including 1.48
  • Omron NJ501-1320 Firmware: up to and including 1.48
  • Omron NJ501-1340 Firmware: up to and including 1.48
  • Omron NJ501-140 Firmware: up to and including 1.48
  • Omron NJ501-1420 Firmware: up to and including 1.48
  • Omron NJ501-1500 Firmware: up to and including 1.48
  • Omron NJ501-1520 Firmware: up to and including 1.48
  • Omron NJ501-4300 Firmware: up to and including 1.48
  • Omron NJ501-4310 Firmware: up to and including 1.48
  • Omron NJ501-4320 Firmware: up to and including 1.48
  • Omron NJ501-4400 Firmware: up to and including 1.48
  • Omron NJ501-4500 Firmware: up to and including 1.48
  • Omron NJ501-5300 Firmware: up to and including 1.48
  • and 32 more

Published 2022-07-04. Last modified 2026-06-17.