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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Wed, 24 Sep 2025 06:00:00 +0000
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Mon, 22 Sep 2025 10:15:00 +0000
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Mitsubishi
Mitsubishi melsec-q Series Mitsubishi Electric Mitsubishi Electric melsec-q Series Mitsubishielectric Mitsubishielectric melsec-q Series |
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Mitsubishi
Mitsubishi melsec-q Series Mitsubishi Electric Mitsubishi Electric melsec-q Series Mitsubishielectric Mitsubishielectric melsec-q Series |
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: 2025-09-24T05:39:19.865Z
Reserved: 2025-08-04T08:24:14.341Z
Link: CVE-2025-8531

Updated: 2025-09-19T11:46:07.016Z

Status : Awaiting Analysis
Published: 2025-09-19T10:15:36.807
Modified: 2025-09-24T06:15:47.653
Link: CVE-2025-8531

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