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.
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Affected Vendors & Products
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History
Fri, 19 Sep 2025 12:15:00 +0000
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ssvc
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Fri, 19 Sep 2025 09:45:00 +0000
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| 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. | |
| Weaknesses | CWE-130 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: Mitsubishi
Published: 2025-09-19T09:30:21.832Z
Updated: 2025-09-19T11:46:19.666Z
Reserved: 2025-08-04T08:24:14.341Z
Link: CVE-2025-8531
Updated: 2025-09-19T11:46:07.016Z
Status : Received
Published: 2025-09-19T10:15:36.807
Modified: 2025-09-19T10:15:36.807
Link: CVE-2025-8531
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