CVE-2022-40266 — Improper Input Validation vulnerability in Mitsubishi Electric GOT2000 Series GT

Improper Input Validation vulnerability in Mitsubishi Electric GOT2000 Series GT27 model FTP server versions 01.39.000 and prior, Mitsubishi Electric GOT2000 Series GT25 model FTP server versions 01.39.000 and prior and Mitsubishi Electric GOT2000 Series GT23 model FTP server ver

01What is this vulnerability?

Improper Input Validation vulnerability in Mitsubishi Electric GOT2000 Series GT27 model FTP server versions 01.39.000 and prior, Mitsubishi Electric GOT2000 Series GT25 model FTP server versions 01.39.000 and prior and Mitsubishi Electric GOT2000 Series GT23 model FTP server versions 01.39.000 and prior allows a remote authenticated attacker to cause a Denial of Service condition by sending…

02Affected products

Vendor	Product	Versions
Mitsubishi Electric	GOT2000 Series GT27 model	FTP server versions 01.39.000 and prior
Mitsubishi Electric	GOT2000 Series GT25 model	FTP server versions 01.39.000 and prior
Mitsubishi Electric	GOT2000 Series GT23 model	FTP server versions 01.39.000 and prior

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-11-24T08:20:14.606Z
• Last modified: 2025-04-25T17:56:41.874Z

09References

• www.mitsubishielectric.com — https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-016_en.pdf
• jvn.jp — https://jvn.jp/vu/JVNVU95633416