Description
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules and MELSEC iQ-R Series CPU modules allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on a target product by sending specially crafted packets. A system reset of the product is required for recovery from a denial of service (DoS) condition and malicious code execution.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-32MT/ES | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-64MT/ES | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-80MT/ES | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-32MR/ES | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-64MR/ES | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-80MR/ES | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-32MT/DS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-64MT/DS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-80MT/DS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-32MR/DS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-64MR/DS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-80MR/DS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-32MT/ESS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-64MT/ESS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-80MT/ESS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-32MT/DSS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-64MT/DSS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5U-80MT/DSS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-32MT/D | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-64MT/D | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-96MT/D | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-32MT/DSS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-64MT/DSS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-96MT/DSS | Serial number 17X**** or later, versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-32MT/DS-TS | versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-32MT/DSS-TS | versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-F Series FX5UC-32MR/DS-TS | versions from 1.220 to 1.281 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R00CPU | versions 35 and prior | — |
| Mitsubishi Electric | MELSEC iQ-R Series R01CPU | versions 35 and prior | — |
| Mitsubishi Electric | MELSEC iQ-R Series R02CPU | versions 35 and prior | — |
| Mitsubishi Electric | MELSEC iQ-R Series R04CPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R08CPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R16CPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R32CPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R120CPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R04ENCPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R08ENCPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R16ENCPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R32ENCPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R120ENCPU | versions from 12 to 68 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R08SFCPU | versions from 26 to 31 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R16SFCPU | versions from 26 to 31 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R32SFCPU | versions from 26 to 31 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R120SFCPU | versions from 26 to 31 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R08PCPU | versions from 3 to 37 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R16PCPU | versions from 3 to 37 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R32PCPU | versions from 3 to 37 | — |
| Mitsubishi Electric | MELSEC iQ-R Series R120PCPU | versions from 3 to 37 | — |
Advisories 1
- ICSA-23-143-03 Mitsubishi Electric MELSEC Series CPU module (Update D) CISA ICS & IT advisories · Apr 25, 2024