CVE-2024-33687: Omron Nj-PA3001 Firmware

High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.

Affected products

• Omron Nj-PA3001 Firmware: any version
• Omron Nj-PD3001 Firmware: any version
• Omron NJ101-1000 Firmware: any version
• Omron NJ101-1020 Firmware: any version
• Omron NJ101-9000 Firmware: any version
• Omron NJ101-9020 Firmware: any version
• Omron NJ301-1100 Firmware: any version
• Omron NJ301-1200 Firmware: any version
• Omron NJ501-1300 Firmware: any version
• Omron NJ501-1320 Firmware: any version
• Omron NJ501-1340 Firmware: any version
• Omron NJ501-1400 Firmware: any version
• Omron NJ501-140 Firmware: any version
• Omron NJ501-1420 Firmware: any version
• Omron NJ501-1500 Firmware: any version
• Omron NJ501-1520 Firmware: any version
• Omron NJ501-4300 Firmware: any version
• Omron NJ501-4310 Firmware: any version
• Omron NJ501-4320 Firmware: any version
• Omron NJ501-4400 Firmware: any version
• Omron NJ501-4500 Firmware: any version
• Omron NJ501-5300-1 Firmware: any version
• Omron NJ501-5300 Firmware: any version
• Omron NJ501-r300 Firmware: any version
• Omron NJ501-r320 Firmware: any version
• and 30 more

Published 2024-06-24. Last modified 2026-06-17.