github - ghsa-mhpv-hfp2-2648

ghsa-mhpv-hfp2-2648

Vulnerability from github

Published

2022-05-24 19:05

Modified

2022-05-24 19:05

Details

Uncontrolled Resource Consumption vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to prevent legitimate clients from connecting to the MELSOFT transmission port (TCP/IP) by not closing a connection properly, which may lead to a denial of service (DoS) condition.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-20591"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-06-11T16:15:00Z",
    "severity": "HIGH"
  },
  "details": "Uncontrolled Resource Consumption vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to prevent legitimate clients from connecting to the MELSOFT transmission port (TCP/IP) by not closing a connection properly, which may lead to a denial of service (DoS) condition.",
  "id": "GHSA-mhpv-hfp2-2648",
  "modified": "2022-05-24T19:05:05Z",
  "published": "2022-05-24T19:05:05Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20591"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/vu/JVNVU98060539/index.html"
    },
    {
      "type": "WEB",
      "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

cve-2021-20591

Vulnerability from cvelistv5

Published

2021-06-11 15:52

Modified

2024-08-03 17:45

Severity ?

Summary

References

▼	URL	Tags
	https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf	x_refsource_MISC
	https://jvn.jp/vu/JVNVU98060539/index.html	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

n/a

MELSEC iQ-R series CPU modules

Version: R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:45:44.388Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://jvn.jp/vu/JVNVU98060539/index.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "MELSEC iQ-R series CPU modules",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions"
            }
          ]
        }
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      "descriptions": [
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          "value": "Uncontrolled Resource Consumption vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to prevent legitimate clients from connecting to the MELSOFT transmission port (TCP/IP) by not closing a connection properly, which may lead to a denial of service (DoS) condition."
        }
      ],
      "problemTypes": [
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              "type": "text"
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      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-11T15:52:45",
        "orgId": "e0f77b61-78fd-4786-b3fb-1ee347a748ad",
        "shortName": "Mitsubishi"
      },
      "references": [
        {
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          "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf"
        },
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          "tags": [
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          ],
          "url": "https://jvn.jp/vu/JVNVU98060539/index.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp",
          "ID": "CVE-2021-20591",
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        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
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                      "product_name": "MELSEC iQ-R series CPU modules",
                      "version": {
                        "version_data": [
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                            "version_value": "R00/01/02CPU all versions, R04/08/16/32/120(EN)CPU all versions, R08/16/32/120SFCPU all versions, R08/16/32/120PCPU all versions, R08/16/32/120PSFCPU all versions"
                          }
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                "vendor_name": "n/a"
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                  "value": "Uncontrolled Resource Consumption"
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        "references": {
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              "refsource": "MISC",
              "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-003_en.pdf"
            },
            {
              "name": "https://jvn.jp/vu/JVNVU98060539/index.html",
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              "url": "https://jvn.jp/vu/JVNVU98060539/index.html"
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  },
  "cveMetadata": {
    "assignerOrgId": "e0f77b61-78fd-4786-b3fb-1ee347a748ad",
    "assignerShortName": "Mitsubishi",
    "cveId": "CVE-2021-20591",
    "datePublished": "2021-06-11T15:52:45",
    "dateReserved": "2020-12-17T00:00:00",
    "dateUpdated": "2024-08-03T17:45:44.388Z",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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