Description
Cleartext Storage of Sensitive Information in Memory vulnerability in Mitsubishi Electric Corporation GX Works3 versions 1.015R and later, GX Works2 all versions and GX Developer versions 8.40S and later allows a remote unauthenticated attacker to disclose sensitive information. As a result, unauthenticated users could obtain information about the project file for MELSEC safety CPU modules or project file for MELSEC Q/FX/L series with security setting.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mitsubishi Electric | GX Works3 | 1.015R and later | — |
| Mitsubishi Electric | GX Works2 | all versions | — |
| Mitsubishi Electric | GX Developer | 8.40S and later | — |
Advisories 1
- ICSA-22-333-05 Mitsubishi Electric FA Engineering Software (Update C) CISA ICS & IT advisories · Nov 25, 2025
References
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-015_en.pdf vendor-advisory
- https://jvn.jp/vu/JVNVU97244961 government-resource
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-333-05 government-resource