Mitsubishi Electric CNC Series (Update A)
CISA's updated ICS advisory details CVE-2025-2399, an out-of-bounds read in Mitsubishi Electric CNC series that lets a remote attacker cause a denial-of-service condition.
CISA released Update A of ICS advisory ICSA-26-078-05 covering Mitsubishi Electric CNC series controllers. The vulnerability CVE-2025-2399 is an out-of-bounds read that a remote attacker can exploit to trigger a denial-of-service condition. Affected products include M800VW, M800VS, M80V, M80VW, M800W, M800S and M80 series controllers up to specified firmware revisions. No exploitation is reported in the advisory.
- Out-of-bounds read (CVE-2025-2399) enables remote denial-of-service
- Affects multiple Mitsubishi CNC controller families including M800 and M80 series
- Update A advisory with vendor firmware fixes available
Vulnerabilities mentionedAll →
| CVE | Vulnerability | CVSS | EPSS | Flags | Affected | Exposure | Published |
|---|---|---|---|---|---|---|---|
| CVE-2025-2399 | Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Mitsubishi Electric CNC M800V Series M800VW and M800VS, M80V Series M80V a 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, and M700V Series M750VW, M720VW, 730VW, M720VS, M730VS, and M750VS, M70V Series M70V, E70 Series E70 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. NVD description · AI analysis pending | 5.9 | <1% | — | — |
View CSAF Summary Successful exploitation of this vulnerability could allow a remote attacker to cause an out-of-bounds read, resulting in a denial-of-service condition in the affected products. The following versions of Mitsubishi Electric CNC Series (Update A) are affected: Mitsubishi Electric M800VW (BND-2051W000) <=BB (CVE-2025-2399) Mitsubishi Electric M800VS (BND-2052W000) <=BB (CVE-2025-2399) Mitsubishi Electric M80V (BND-2053W000) <=BB (CVE-2025-2399) Mitsubishi Electric M80VW (BND-2054W000) <=BB (CVE-2025-2399) Mitsubishi Electric M800W (BND-2005W000) <=FM (CVE-2025-2399) Mitsubishi Electric M800S (BND-2006W000) <=FM (CVE-2025-2399) Mitsubishi Electric M80 (BND-2007W000) <=FM…
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