CVE-2023-6943Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi Electric Corporation…
- 9.8CriticalCVSS base score
- 2.1%Exploitation in 30 daysEPSS · top 18% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 to 5.92, GT Designer3 Version1(GOT1000) versions 1.325P and prior, GT Designer3 Version1(GOT2000) versions 1.320J and prior, GX Works2 versions 1.11M to 1.626C, GX Works3 versions 1.106L and prior, MELSOFT Navigator versions 1.04E to 2.102G, MT Works2 versions 1.190Y and prior, MX Component versions 4.00A to 5.007H and MX OPC Server DA/UA all versions allows a remote unauthenticated attacker to execute a malicious code by RPC with a path to a malicious library while connected to the products.
Timeline
ID reserved
By Mitsubishi
- 42 days later
· 42 days later
Published
- 20 months later
· 20 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| MitsubishiCNA (assigner) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
Mitsubishi Electric Corporation · EZSocket
- affected 3.0 to 5.92
Mitsubishi Electric Corporation · GT Designer3 Version1(GOT1000)
- affected 1.325P and prior
Mitsubishi Electric Corporation · GT Designer3 Version1(GOT2000)
- affected 1.320J and prior
Mitsubishi Electric Corporation · GX Works2
- affected 1.11M to 1.626C
Mitsubishi Electric Corporation · GX Works3
- affected 1.106L and prior
Mitsubishi Electric Corporation · MELSOFT Navigator
- affected 1.04E to 2.102G
Mitsubishi Electric Corporation · MT Works2
- affected 1.190Y and prior
Mitsubishi Electric Corporation · MX Component
- affected 4.00A to 5.007H
Mitsubishi Electric Corporation · MX OPC Server DA/UA
- affected all versions
References
References3
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf (opens in a new tab)vendor-advisoryx_transferred
- https://jvn.jp/vu/JVNVU95103362 (opens in a new tab)government-resourcex_transferred
- https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02 (opens in a new tab)government-resourcex_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-59140 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-6943)Record last updated .