csaf_certbund - wid-sec-w-2023-2813

WID-SEC-W-2023-2813

Vulnerability from csaf_certbund - Published: 2023-11-01 23:00 - Updated: 2023-11-01 23:00

Summary

Moxa Router: Schwachstelle ermöglicht Denial of Service

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.

Produktbeschreibung

Moxa Router sind Router für industrielle Anwendungen die darauf ausgelegt sind, in anspruchsvollen Umgebungen zuverlässige und sichere Netzwerkkonnektivität zu bieten.

Angriff

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Moxa Router ausnutzen, um einen Denial of Service Angriff durchzuführen.

Betroffene Betriebssysteme

- BIOS/Firmware

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Moxa Router sind Router f\u00fcr industrielle Anwendungen die darauf ausgelegt sind, in anspruchsvollen Umgebungen zuverl\u00e4ssige und sichere Netzwerkkonnektivit\u00e4t zu bieten.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Moxa Router ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- BIOS/Firmware",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2023-2813 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2813.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2813 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2813"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2023-11-01",
        "url": "https://github.com/advisories/GHSA-7477-pxvj-g72x"
      },
      {
        "category": "external",
        "summary": "MOXA Security Advisories vom 2023-11-01",
        "url": "https://www.moxa.com/en/support/product-support/security-advisory/mpsa-234880-edr-810-g902-g903-series-web-server-buffer-overflow-vulnerability"
      }
    ],
    "source_lang": "en-US",
    "title": "Moxa Router: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-11-01T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T18:00:59.048+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-2813",
      "initial_release_date": "2023-11-01T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-11-01T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Moxa Router EDR-810 \u003c 5.12.29",
                "product": {
                  "name": "Moxa Router EDR-810 \u003c 5.12.29",
                  "product_id": "T030890",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:moxa:router:edr-810__5.12.29"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Moxa Router EDR-G902 \u003c 5.7.21",
                "product": {
                  "name": "Moxa Router EDR-G902 \u003c 5.7.21",
                  "product_id": "T030891",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:moxa:router:edr-g902__5.7.21"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Moxa Router EDR-G903 \u003c 5.7.21",
                "product": {
                  "name": "Moxa Router EDR-G903 \u003c 5.7.21",
                  "product_id": "T030892",
                  "product_identification_helper": {
                    "cpe": "cpe:/h:moxa:router:edr-g903__5.7.21"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Router"
          }
        ],
        "category": "vendor",
        "name": "Moxa"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-4452",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in Moxa NPort. Dieser Fehler besteht in der Firmware mehrerer Produkte aufgrund einer unzureichenden Eingabevalidierung in der URI, was zu einem Puffer\u00fcberlauf f\u00fchrt, der einen Systemneustart zur Folge hat. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "release_date": "2023-11-01T23:00:00.000+00:00",
      "title": "CVE-2023-4452"
    }
  ]
}

CVE-2023-4452 (GCVE-0-2023-4452)

Vulnerability from cvelistv5 – Published: 2023-11-01 14:24 – Updated: 2024-09-06 18:51

Title

Web Server Buffer Overflow Vulnerability

Summary

A vulnerability has been identified in the EDR-810, EDR-G902, and EDR-G903 Series, making them vulnerable to the denial-of-service vulnerability. This vulnerability stems from insufficient input validation in the URI, potentially enabling malicious users to trigger the device reboot.

Severity ?

6.5 (Medium)


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

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

Moxa

References

URL

Tags

https://www.moxa.com/en/support/product-support/s…

vendor-advisory

Impacted products

Vendor

Product

Version

Moxa

EDR-810 Series

Affected: 1.0 , ≤ 5.12.28 (custom)

	Moxa	EDR G902 Series	Affected: 1.0 , ≤ 5.7.20 (custom)
	Moxa	EDR G903 Series	Affected: 1.0 , ≤ 5.7.20 (custom)

Credits

Zhiyuan Chen

Show details on NVD website

JSON

To clipboard

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            ],
            "url": "https://www.moxa.com/en/support/product-support/security-advisory/mpsa-234880-edr-810-g902-g903-series-web-server-buffer-overflow-vulnerability"
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        ],
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                "options": [
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                    "Automatable": "yes"
                  },
                  {
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-05T15:46:43.241172Z",
                "version": "2.0.3"
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          "vendor": "Moxa",
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      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
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      "metrics": [
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            "baseScore": 6.5,
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            "integrityImpact": "LOW",
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              "value": "Moxa has developed appropriate solutions to address the vulnerabilities. The solutions for affected products are shown below.\u003cbr\u003e\u003cul\u003e\u003cli\u003eEDR-810 Series: Please upgrade to firmware v5.12.29 or later\u003c/li\u003e\u003cli\u003eEDR-G902 Series: Please upgrade to firmware v5.7.21 or later\u003c/li\u003e\u003cli\u003eEDR-G903 Series: Please upgrade to firmware v5.7.21 or later\u003c/li\u003e\u003c/ul\u003e"
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      ],
      "source": {
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    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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

WID-SEC-W-2023-2813

CVE-2023-4452 (GCVE-0-2023-4452)

Tags

Sightings

Nomenclature