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CVE-2025-7731— Mitsubishi Electric MELSEC iQ-F Series CPU 安全漏洞

一分钟漏洞结论

影响对象
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/ES
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。

Mitsubishi Electric MELSEC iQ-F Series CPU是日本三菱电机（Mitsubishi Electric）公司的一系列CPU模块。 Mitsubishi Electric MELSEC iQ-F Series CPU存在安全漏洞，该漏洞源于明文传输敏感信息，可能导致凭据泄露。

CVSS 7.5 · High EPSS 0.33% · P24
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一、 漏洞 CVE-2025-7731 基础信息

漏洞信息
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Vulnerability Title
Information Disclosure Vulnerability in MELSEC iQ-F Series CPU module
来源: CVE Program / CVE List V5
Vulnerability Description
Cleartext Transmission of Sensitive Information vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to obtain credential information by intercepting SLMP communication messages, and read or write the device values of the product and stop the operations of programs by using the obtained credential information.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
来源: CVE Program / CVE List V5
Vulnerability Type
敏感数据的明文传输
来源: CVE Program / CVE List V5
Vulnerability Title
Mitsubishi Electric MELSEC iQ-F Series CPU 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Mitsubishi Electric MELSEC iQ-F Series CPU是日本三菱电机（Mitsubishi Electric）公司的一系列CPU模块。 Mitsubishi Electric MELSEC iQ-F Series CPU存在安全漏洞，该漏洞源于明文传输敏感信息，可能导致凭据泄露。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商 产品 影响版本 CPE 订阅
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/ES All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/DS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/ESS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/DSS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MR/ES All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MR/DS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/ES All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/DS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/ESS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/DSS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MR/ES All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MR/DS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/ES All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/DS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/ESS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/DSS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MR/ES All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MR/DS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/D All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DSS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-64MT/D All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-64MT/DSS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-96MT/D All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-96MT/DSS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DS-TS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DSS-TS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MR/DS-TS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/ES All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/DS All versions -
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/ESS All versions -

二、漏洞 CVE-2025-7731 的公开POC

# POC 描述 源链接 神龙链接
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三、漏洞 CVE-2025-7731 的情报信息

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CVE-2025-7731 厂商安全公告 (1)

IV. Related Vulnerabilities

Same product: MELSEC iQ-F Series FX5U-32MT/ES
Same vendor: Mitsubishi Electric Corporation
Same weakness: CWE-319

V. Comments for CVE-2025-7731

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