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CVE-2025-8531 Detail

Description

Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series Q03UDVCPU, Q04UDVCPU, Q06UDVCPU, Q13UDVCPU, Q26UDVCPU, Q04UDPVCPU, Q06UDPVCPU, Q13UDPVCPU, and Q26UDPVCPU with the first 5 digits of serial No. "24082" to "27081" allows a remote attacker to cause an integer underflow by sending specially crafted packets to the affected product to stop Ethernet communication and the execution of control programs on the product, when the user authentication function is enabled. The user authentication function is enabled by default only when settings are configured by GX Works2, which complies with the Cybersecurity Law of the People's Republic of China, and is normally disabled.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://jvn.jp/vu/JVNVU97846038/ Mitsubishi Electric Corporation
https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-013_en.pdf Mitsubishi Electric Corporation

Weakness Enumeration

CWE-ID CWE Name Source
CWE-130 Improper Handling of Length Parameter Inconsistency Mitsubishi Electric Corporation  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2025-8531
NVD Published Date:
09/19/2025
NVD Last Modified:
09/19/2025
Source:
Mitsubishi Electric Corporation