Vulnerability-Lookup

CNVD-2020-46802

Vulnerability from cnvd - Published: 2020-08-19

Title

多款Mitsubishi Electric产品存在未明漏洞

Description

Mitsubishi Electric MELSEC iQ-R series等都是日本三菱电机（Mitsubishi 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。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.mitsubishielectric.com/

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-20-175-01

Impacted products

Name
['Mitsubishi Electric MELSEC FX', 'Mitsubishi Electric MELSEC iQ-R', 'Mitsubishi Electric MELSEC iQ-F', 'Mitsubishi Electric MELSEC Q', 'Mitsubishi Electric MELSEC L']

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    "cve": {
      "cveNumber": "CVE-2020-5594"
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  },
  "description": "Mitsubishi Electric MELSEC iQ-R series\u7b49\u90fd\u662f\u65e5\u672c\u4e09\u83f1\u7535\u673a\uff08Mitsubishi Electric\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\u3002\n\n\u591a\u6b3eMitsubishi Electric\u4ea7\u54c1\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eCPU\u6a21\u5757\u4e0eGX Works3\u6216GX Works2\u4e4b\u95f4\u91c7\u7528\u660e\u6587\u901a\u4fe1\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7a83\u542c/\u7be1\u6539\u901a\u4fe1\u6570\u636e\uff0c\u6267\u884c\u672a\u6388\u6743\u7684\u64cd\u4f5c\uff0c\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.mitsubishielectric.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-46802",
  "openTime": "2020-08-19",
  "products": {
    "product": [
      "Mitsubishi Electric MELSEC FX",
      "Mitsubishi Electric MELSEC iQ-R",
      "Mitsubishi Electric MELSEC iQ-F",
      "Mitsubishi Electric MELSEC Q",
      "Mitsubishi Electric MELSEC L"
    ]
  },
  "referenceLink": "https://us-cert.cisa.gov/ics/advisories/icsa-20-175-01",
  "serverity": "\u9ad8",
  "submitTime": "2020-06-24",
  "title": "\u591a\u6b3eMitsubishi Electric\u4ea7\u54c1\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2020-5594 (GCVE-0-2020-5594)

Vulnerability from cvelistv5 – Published: 2020-06-23 07:35 – Updated: 2024-08-04 08:30

Summary

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.

Severity

No CVSS data available.

CWE

Cleartext Transmission of Sensitive Information

Assigner

jpcert jpcert root

References

3 references

URL	Tags
https://www.mitsubishielectric.com/en/psirt/vulne…	x_refsource_MISC
https://www.mitsubishielectric.co.jp/psirt/vulner…	x_refsource_MISC
https://jvn.jp/en/vu/JVNVU91424496/index.html	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Mitsubishi Electric Corporation	MELSEC iQ-R, iQ-F, Q, L, and FX series CPU modules	Affected: all versions

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Action not permitted

CNVD-2020-46802

CVE-2020-5594 (GCVE-0-2020-5594)

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