CVE-2025-2399: Denial of Service (DoS) Vulnerability in Mitsubishi Electric CNC Series

Published Mar 10, 2026
·
Updated

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Mitsubishi Electric CNC M800V Series M800VW and M800VS, M80V Series M80V and M80VW, M800 Series M800W and M800S, M80 Series M80 and M80W, E80 Series E80, C80 Series C80, M700V Series M750VW, M720VW, 730VW, M720VS, M730VS, and M750VS, M70V Series M70V, E70 Series E70, and Software Tools NC Trainer2 and NC Trainer2 plus allows a remote attacker to cause an out-of-bounds read, resulting in a denial-of-service condition by sending specially crafted packets to TCP port 683.

Affected Software

11 affected components
Mitsubishi Electric CNC M800V Series
Mitsubishi Electric CNC M80V Series
Mitsubishi Electric CNC M800 Series
Mitsubishi Electric CNC M80 Series
Mitsubishi Electric CNC E80 Series
Mitsubishi Electric CNC C80 Series
Mitsubishi Electric CNC M700V Series
Mitsubishi Electric CNC M70V Series
Mitsubishi Electric CNC E70 Series
Mitsubishi Electric Software Tools NC Trainer2
Mitsubishi Electric Software Tools NC Trainer2 plus

Event History

Mar 10, 2026
CVE Published
via MITRE·04:40 AM
Data Sourced
via MITRE·04:40 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:44 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-2399?

CVE-2025-2399 is classified as a Denial of Service (DoS) vulnerability.

2

How do I fix CVE-2025-2399?

To fix CVE-2025-2399, affected Mitsubishi Electric CNC systems should apply the recommended updates or patches provided by Mitsubishi Electric.

3

Which products are affected by CVE-2025-2399?

CVE-2025-2399 affects several Mitsubishi Electric CNC series, including M800V, M80V, M800, M80, E80, and others.

4

What type of vulnerability is CVE-2025-2399?

CVE-2025-2399 is an improper validation vulnerability that can lead to Denial of Service conditions.

5

How can I check if my system is vulnerable to CVE-2025-2399?

Check the versions of your Mitsubishi Electric CNC systems against the list of affected products to determine vulnerability to CVE-2025-2399.

Contact

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