FKIE_CVE-2023-47678

Vulnerability from fkie_nvd - Published: 2023-11-15 02:15 - Updated: 2026-06-17 06:33
Severity
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Summary
An improper access control vulnerability exists in RT-AC87U all versions. An attacker may read or write files that are not intended to be accessed by connecting to a target device via tftp.
References
vultures@jpcert.or.jphttps://jvn.jp/en/vu/JVNVU96079387/Third Party Advisory
vultures@jpcert.or.jphttps://www.asus.com/event/network/EOL-product/Product
vultures@jpcert.or.jphttps://www.asus.com/support/Not Applicable
af854a3a-2127-422b-91ae-364da2661108https://jvn.jp/en/vu/JVNVU96079387/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.asus.com/event/network/EOL-product/Product
af854a3a-2127-422b-91ae-364da2661108https://www.asus.com/support/Not Applicable
Impacted products
Vendor Product Version
asus rt-ac87u_firmware *
asus rt-ac87u -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "RT-AC87U",
          "vendor": "ASUSTeK COMPUTER INC.",
          "versions": [
            {
              "status": "affected",
              "version": "all versions"
            }
          ]
        }
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:o:asus:rt-ac87u_firmware:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "rt-ac87u_firmware",
          "vendor": "asus",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:asus:rt-ac87u_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4CE7F61F-6CEB-4EFA-A534-3A42F75CEACF",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:asus:rt-ac87u:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "317B2498-88CE-431F-97E1-EFE7F7E34E05",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [
    {
      "sourceIdentifier": "vultures@jpcert.or.jp",
      "tags": [
        "unsupported-when-assigned"
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An improper access control vulnerability exists in RT-AC87U all versions. An attacker may read or write files that are not intended to be accessed by connecting to a target device via tftp."
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad de control de acceso inadecuado en todas las versiones del RT-AC87U. Un atacante puede leer o escribir archivos a los que no est\u00e1 previsto acceder conect\u00e1ndose a un dispositivo de destino a trav\u00e9s de tftp."
    }
  ],
  "id": "CVE-2023-47678",
  "lastModified": "2026-06-17T06:33:06.533",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-47678",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-05-14T18:31:40.322667Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-11-15T02:15:06.800",
  "references": [
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU96079387/"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Product"
      ],
      "url": "https://www.asus.com/event/network/EOL-product/"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Not Applicable"
      ],
      "url": "https://www.asus.com/support/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU96079387/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product"
      ],
      "url": "https://www.asus.com/event/network/EOL-product/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Not Applicable"
      ],
      "url": "https://www.asus.com/support/"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.