HOMEVULNERABILITIESCVE-2022-40266
MEDIUM

CVE-2022-40266

CWE-20Published: November 24, 2022· Updated: Jun 17, 2026

6.5
CVSS v3.1

Official Description

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 specially crafted command.

NVD Source

Technical Analysis

CVE-2022-40266 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

mitsubishielectric6 product(s)
got2000 gt27 firmwaregot2000 gt27got2000 gt25 firmwaregot2000 gt25got2000 gt23 firmwaregot2000 gt23
Source: NVD CPE · 6 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

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

All References (4)

→
https://jvn.jp/vu/JVNVU95633416Third Party Advisory
→
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-016_en.pdfMitigation · Vendor Advisory
→
https://jvn.jp/vu/JVNVU95633416Third Party Advisory
→
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-016_en.pdfMitigation · Vendor Advisory

Quick Facts

CVE IDCVE-2022-40266
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedNov 24, 2022

Related CVEs (CWE-20)

CVE-2008-4509
10.0
CVE-2008-4318
10.0
CVE-2009-1669
10.0
CVE-2009-1361
10.0
CVE-2008-5963
10.0
CVE-2008-4329
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-40266 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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