FKIE_CVE-2020-14075

Vulnerability from fkie_nvd - Published: 2020-06-15 04:15 - Updated: 2026-06-17 02:54
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
TRENDnet TEW-827DRU devices through 2.06B04 contain multiple command injections in apply.cgi via the action pppoe_connect, ru_pppoe_connect, or dhcp_connect with the key wan_ifname (or wan0_dns), allowing an authenticated user to run arbitrary commands on the device.
References
cve@mitre.orghttps://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdfThird Party Advisory
cve@mitre.orghttps://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdfThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdfThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdfThird Party Advisory
Impacted products
Vendor Product Version
trendnet tew-827dru_firmware *
trendnet tew-827dru -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:trendnet:tew-827dru_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0AF225D0-9D58-4789-AE34-A3281538509D",
              "versionEndIncluding": "2.06b04",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:trendnet:tew-827dru:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "4079F0DD-CD82-4315-934F-3F49F9823760",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "TRENDnet TEW-827DRU devices through 2.06B04 contain multiple command injections in apply.cgi via the action pppoe_connect, ru_pppoe_connect, or dhcp_connect with the key wan_ifname (or wan0_dns), allowing an authenticated user to run arbitrary commands on the device."
    },
    {
      "lang": "es",
      "value": "Los dispositivos TRENDnet TEW-827DRU versiones hasta 2.06B04, contienen m\u00faltiples inyecciones de comandos en el archivo apply.cgi por medio de la acci\u00f3n pppoe_connect, ru_pppoe_connect o dhcp_connect en la clave wan_ifname (o wan0_dns), permitiendo a un usuario autenticado ejecutar comandos arbitrarios en el dispositivo"
    }
  ],
  "id": "CVE-2020-14075",
  "lastModified": "2026-06-17T02:54:11.990",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.0,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-06-15T04:15:13.330",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdf"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdf"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

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.



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.