github - ghsa-cvwc-6hv2-wv97

GHSA-CVWC-6HV2-WV97

Vulnerability from github – Published: 2022-05-24 17:41 – Updated: 2022-05-24 17:41

Details

An unauthenticated specially crafted packet sent by an attacker over the network will cause a denial-of-service (DoS) vulnerability. Vulnerability allows attacker to stop the PLC. After stopping (ERR LED flashing red), physical access to the PLC is required in order to restart the application. This issue affects: ABB AC500 V2 products with onboard Ethernet version 2.8.4 and prior versions.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-24685"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-770"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-02-09T04:15:00Z",
    "severity": "HIGH"
  },
  "details": "An unauthenticated specially crafted packet sent by an attacker over the network will cause a denial-of-service (DoS) vulnerability. Vulnerability allows attacker to stop the PLC. After stopping (ERR LED flashing red), physical access to the PLC is required in order to restart the application. This issue affects: ABB AC500 V2 products with onboard Ethernet version 2.8.4 and prior versions.",
  "id": "GHSA-cvwc-6hv2-wv97",
  "modified": "2022-05-24T17:41:27Z",
  "published": "2022-05-24T17:41:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-24685"
    },
    {
      "type": "WEB",
      "url": "https://search.abb.com/library/Download.aspx?DocumentID=3ADR010667\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-24685 (GCVE-0-2020-24685)

Vulnerability from cvelistv5 – Published: 2021-02-09 03:57 – Updated: 2024-08-04 15:19

Summary

Severity ?

8.6 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CWE

An unauthenticated specially crafted packet sent by an attacker over the network will cause a denial-of-service (DoS) vulnerability. Vulnerability allows attacker to stop the PLC. After stopping (ERR LED flashing red), physical access to the PLC is required in order to restart the application.
CWE-789 - Memory Allocation with Excessive Size Value

Assigner

ABB

References

URL

Tags

https://search.abb.com/library/Download.aspx?Docu…

x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	ABB	AC500 V2 products with onboard Ethernet	Affected: version 2.8.4 and prior versions

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Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-CVWC-6HV2-WV97

CVE-2020-24685 (GCVE-0-2020-24685)

Tags

Sightings

Nomenclature