CVE-2020-5594
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I. Basic Information for CVE-2020-5594
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mitsubishi Electric MELSEC iQ-R, iQ-F, Q, L, and FX series CPU modules all versions contain a vulnerability that allows cleartext transmission of sensitive information between CPU modules and GX Works3 and/or GX Works2 via unspecified vectors.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
多款Misubishi Electric产品安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Misubishi Electric MELSEC iQ-R series等都是日本三菱电机（Misubishi Electric）公司的一款可编程逻辑控制器。 多款Mitsubishi Electric产品中存在安全漏洞，该漏洞源于CPU模块与GX Works3或GX Works2之间采用明文通信。攻击者可利用该漏洞窃听/篡改通信数据，执行未授权的操作，造成拒绝服务。以下产品及版本受到影响：Mitsubishi Electric MELSEC iQ-R系列；MELSEC iQ-F系列；MELSEC Q系
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)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mitsubishi Electric Corporation | MELSEC iQ-R, iQ-F, Q, L, and FX series CPU modules | all versions | - |
II. Public POCs for CVE-2020-5594
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://jvn.jp/en/vu/JVNVU91424496/index.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-5594
IV. Related Vulnerabilities
Same vendor: Mitsubishi Electric Corporation
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Denial of Service (DoS) Vulnerability in Mitsubishi Electric - CVE-2026-1876
Denial-of-Service (DoS) vulnerability in Ethernet function o - CVE-2026-1875
Denial-of-Service (DoS) vulnerability in Ethernet function o
V. Comments for CVE-2020-5594
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