Mitsubishi Electric MELSEC-Q Series PLCs Resource Exhaustion
Priority MEDIUM 40CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.
Summary
Mitsubishi Electric Q03/04/06/13/26UDVCPU: serial number 20081 and prior, Q04/06/13/26UDPVCPU: serial number 20081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 20101 and prior. A remote attacker can send specific bytes over Port 5007 that will result in an Ethernet stack crash and disruption to USB communication.
Why it matters now
EPSS 0.04274 91st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mitsubishi Electric Corporation | Q03/04/06/13/26UDVCPU | up to serial number 20081 | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | Q04/06/13/26UDPVCPU | up to serial number 20081 | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU | up to serial number 20101 | — | No fix listed | CNA |
- Q03/04/06/13/26UDVCPU VendorMitsubishi Electric Corporation Affected up to serial number 20081 Fixed in — No fix listed CNA
- Q04/06/13/26UDPVCPU VendorMitsubishi Electric Corporation Affected up to serial number 20081 Fixed in — No fix listed CNA
- Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU VendorMitsubishi Electric Corporation Affected up to serial number 20101 Fixed in — No fix listed CNA
CPE configurations NVD · 36
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mitsubishielectric:q03udvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q03udvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q04udvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q04udvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q06udvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q06udvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q13udvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q13udvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q26udvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q26udvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
- cpe:2.3:o:mitsubishielectric:q03udvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q03udvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q04udvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q04udvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q06udvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q06udvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q13udvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q13udvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q26udvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q26udvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
Show 26 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mitsubishielectric:q04udpvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q04udpvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q06udpvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q06udpvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q13udpvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q13udpvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q26udpvcpu_firmware:*:*:*:*:*:*:*:* | up to 20081 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q26udpvcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q03udecpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q03udecpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q04udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q04udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q06udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q06udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q10udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q10udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q13udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q13udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q20udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q20udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q26udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q26udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q50udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q50udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
| cpe:2.3:o:mitsubishielectric:q100udehcpu_firmware:*:*:*:*:*:*:*:* | up to 20101 | Vulnerable | Mitsubishi Electric Europe B.V. |
| cpe:2.3:h:mitsubishielectric:q100udehcpu:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mitsubishi Electric Europe B.V. |
- cpe:2.3:o:mitsubishielectric:q04udpvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q04udpvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q06udpvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q06udpvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q13udpvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q13udpvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q26udpvcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20081 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q26udpvcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q03udecpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q03udecpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q04udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q04udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q06udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q06udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q10udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q10udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q13udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q13udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q20udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q20udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q26udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q26udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q50udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q50udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
- cpe:2.3:o:mitsubishielectric:q100udehcpu_firmware:*:*:*:*:*:*:*:* Versions up to 20101 Vulnerable ·Mitsubishi Electric Europe B.V.
- cpe:2.3:h:mitsubishielectric:q100udehcpu:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mitsubishi Electric Europe B.V.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-6535
- 2026-10-03 Alias added: GHSA-6j5w-96r9-mm4v
References
More Mitsubishi Electric Corporation vulnerabilities
- TI-2022-14737 Deserialization of untrusted data in Mitsubishi Electric Corporation GENESIS64 CVSS 3.1CRITICAL 9.8
- TI-2022-19113 Authentication Bypass Vulnerability in Web Server Function on MELSEC Series CVSS 3.1CRITICAL 9.1
- TI-2023-01345 Denial-of-Service and Remote Code Execution Vulnerability in MELSEC Series CPU module CVSS 3.1CRITICAL 10.0
- TI-2023-06346 Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')… CVSS 3.1CRITICAL 9.8
- TI-2023-03131 Denial of Service (DoS) and Remote Code Execution Vulnerability in MITSUBISHI CNC Series CVSS 3.1CRITICAL 9.8
- TI-2021-03821 Memory corruption in Mitsubishi Electric Corporation CPU Module Logging Configuration Tool CVSS 3.1CRITICAL 9.8
Sources
- CVE-2019-6535 · CVE Program
- CVE-2019-6535 · NVD
- FIRST EPSS
- GHSA-6j5w-96r9-mm4v · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences