CVE-2025-3755— Information Disclosure and Denial-of-Service(DoS) Vulnerability in MELSEC iQ-F Series CPU module
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I. Basic Information for CVE-2025-3755
Vulnerability Information
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Vulnerability Title
Information Disclosure and Denial-of-Service(DoS) Vulnerability in MELSEC iQ-F Series CPU module
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules allows a remote unauthenticated attacker to read information in the product, to cause a Denial-of-Service (DoS) condition in MELSOFT connection, or to stop the operation of the CPU module (causing a DoS condtion on the CPU module), by sending specially crafted packets. The product is needed to reset for recovery.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1285
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mitsubishi Electric MELSEC iQ-F series 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mitsubishi Electric MELSEC iQ-F series是日本三菱电机（Mitsubishi Electric）公司的一款可编程逻辑控制器。 Mitsubishi Electric MELSEC iQ-F series存在安全漏洞，该漏洞源于输入验证不足，可能导致拒绝服务或CPU模块停止运行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
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Affected Products
II. Public POCs for CVE-2025-3755
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IV. Related Vulnerabilities
Same product: MELSEC iQ-F Series FX5U-32MT/ES
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Denial-of-Service(DoS) Vulnerability in TCP Communication Fu - CVE-2025-7731
Information Disclosure Vulnerability in MELSEC iQ-F Series C - CVE-2025-7405
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Denial-of-Service(DoS) Vulnerability in Web server function - CVE-2025-5241
Denial-of-Service Vulnerability in MELSEC iQ-F Series
Same vendor: Mitsubishi Electric Corporation
- CVE-2025-14816
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Information Disclosure, Tampering, and Denial-of-Service Vul - CVE-2025-2399
Denial of Service (DoS) Vulnerability in Mitsubishi Electric - CVE-2026-1876
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Denial-of-Service (DoS) vulnerability in Ethernet function o
Same weakness: CWE-1285
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V. Comments for CVE-2025-3755
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