Mitsubishi Electric MELSEC iQ-F Series CPU Module

Summary

Vulnerabilities 1

• High 7.3
  CVE-2025-7405

  Information Disclosure, Information Tampering, and Denial of Service (DoS) Vulnerability in MELSEC iQ-F Series CPU module

  Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to read or write the device values of the product and stop the operation of the programs, sinc…

  Mitsubishi Electric MELSEC iQ-F Series FX5U-32MR/DS MELSEC iQ-F Series FX5UC-64MT/DSS MELSEC iQ-F Series FX5U-80MT/ESS ICS / OT
  Sep 1, 2025

Revision history

1. 2025-08-28 #1

   Initial Publication

References

• ICSA Advisory ICSA-25-240-01 - Web Version
  https://www.cisa.gov/news-events/ics-advisories/icsa-25-240-01
• Recommended Practices
  https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
• Recommended Practices
  https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
• Recommended Practices
  https://www.cisa.gov/topics/industrial-control-systems
• Recommended Practices
  https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
• Recommended Practices
  https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
• Recommended Practices
  https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
• Recommended Practices
  https://www.cisa.gov/uscert/sites/default/files/publications/emailscams0905.pdf
• Recommended Practices
  https://www.cisa.gov/uscert/ncas/tips/ST04-014