Vulnerability-Lookup

GHSA-2QQ5-4HP7-FPFQ

Vulnerability from github – Published: 2022-05-24 17:33 – Updated: 2022-05-24 17:33

Details

NULL pointer dereferences vulnerability in TCP/IP function included in the firmware of MELSEC iQ-R series (RJ71EIP91 EtherNet/IP Network Interface Module First 2 digits of serial number are '02' or before, RJ71PN92 PROFINET IO Controller Module First 2 digits of serial number are '01' or before, RD81DL96 High Speed Data Logger Module First 2 digits of serial number are '08' or before, RD81MES96N MES Interface Module First 2 digits of serial number are '04' or before, and RD81OPC96 OPC UA Server Module First 2 digits of serial number are '04' or before) allows a remote unauthenticated attacker to stop the network functions of the products via a specially crafted packet.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-5655"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-11-02T21:15:00Z",
    "severity": "HIGH"
  },
  "details": "NULL pointer dereferences vulnerability in TCP/IP function included in the firmware of MELSEC iQ-R series (RJ71EIP91 EtherNet/IP Network Interface Module First 2 digits of serial number are \u002702\u0027 or before, RJ71PN92 PROFINET IO Controller Module First 2 digits of serial number are \u002701\u0027 or before, RD81DL96 High Speed Data Logger Module First 2 digits of serial number are \u002708\u0027 or before, RD81MES96N MES Interface Module First 2 digits of serial number are \u002704\u0027 or before, and RD81OPC96 OPC UA Server Module First 2 digits of serial number are \u002704\u0027 or before) allows a remote unauthenticated attacker to stop the network functions of the products via a specially crafted packet.",
  "id": "GHSA-2qq5-4hp7-fpfq",
  "modified": "2022-05-24T17:33:05Z",
  "published": "2022-05-24T17:33:05Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-5655"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/vu/JVNVU92513419/index.html"
    },
    {
      "type": "WEB",
      "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-012.pdf"
    },
    {
      "type": "WEB",
      "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-012_en.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-5655 (GCVE-0-2020-5655)

Vulnerability from cvelistv5 – Published: 2020-10-30 03:35 – Updated: 2024-08-04 08:39

Summary

Severity

No CVSS data available.

CWE

NULL Pointer Dereference

Assigner

jpcert jpcert root

References

3 references

URL	Tags
https://www.mitsubishielectric.co.jp/psirt/vulner…	x_refsource_MISC
https://www.mitsubishielectric.com/en/psirt/vulne…	x_refsource_MISC
https://jvn.jp/vu/JVNVU92513419/index.html	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Mitsubishi Electric Corporation	MELSEC iQ-R series	Affected: RJ71EIP91 EtherNet/IP Network Interface Module First 2 digits of serial number are '02' or before, RJ71PN92 PROFINET IO Controller Module First 2 digits of serial number are '01' or before, RD81DL96 High Speed Data Logger Module First 2 digits of serial number are '08' or before, RD81MES96N MES Interface Module First 2 digits of serial number are '04' or before, and RD81OPC96 OPC UA Server Module First 2 digits of serial number are '04' or before

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          "dateUpdated": "2024-08-04T08:39:25.490Z",
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            "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-012.pdf"
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    "dateReserved": "2020-01-06T00:00:00.000Z",
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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.