Vulnerability-Lookup

GHSA-4MV5-VJXV-HH3H

Vulnerability from github – Published: 2022-01-15 00:01 – Updated: 2022-01-22 00:02

Details

Improper initialization vulnerability in MELSEC-F series FX3U-ENET Firmware version 1.16 and prior, FX3U-ENET-L Firmware version 1.16 and prior and FX3U-ENET-P502 Firmware version 1.16 and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition in communication function of the product by sending specially crafted packets. Control by MELSEC-F series PLC is not affected by this vulnerability, but system reset is required for recovery.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-20613"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-665"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-01-14T20:15:00Z",
    "severity": "HIGH"
  },
  "details": "Improper initialization vulnerability in MELSEC-F series FX3U-ENET Firmware version 1.16 and prior, FX3U-ENET-L Firmware version 1.16 and prior and FX3U-ENET-P502 Firmware version 1.16 and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition in communication function of the product by sending specially crafted packets. Control by MELSEC-F series PLC is not affected by this vulnerability, but system reset is required for recovery.",
  "id": "GHSA-4mv5-vjxv-hh3h",
  "modified": "2022-01-22T00:02:08Z",
  "published": "2022-01-15T00:01:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20613"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/vu/JVNVU93268332/index.html"
    },
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-22-013-07"
    },
    {
      "type": "WEB",
      "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-024_en.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2021-20613 (GCVE-0-2021-20613)

Vulnerability from cvelistv5 – Published: 2022-01-14 19:04 – Updated: 2024-08-03 17:45

Summary

Severity

No CVSS data available.

CWE

Improper Initialization

Assigner

Mitsubishi jpcert root

References

3 references

URL	Tags
https://jvn.jp/vu/JVNVU93268332/index.html	x_refsource_MISC
https://www.mitsubishielectric.com/en/psirt/vulne…	x_refsource_MISC
https://www.cisa.gov/uscert/ics/advisories/icsa-2…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	MELSEC-F series FX3U-ENET; MELSEC-F series FX3U-ENET-L; MELSEC-F series FX3U-ENET-P502	Affected: Firmware version 1.16 and prior

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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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.