Vulnerability-Lookup

FKIE_CVE-2021-45401

Vulnerability from fkie_nvd - Published: 2022-02-18 18:15 - Updated: 2026-06-17 04:13

Severity

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

A Command injection vulnerability exists in Tenda AC10U AC1200 Smart Dual-band Wireless Router AC10U V1.0 Firmware V15.03.06.49_multi via the setUsbUnload functionality. The vulnerability is caused because the client controlled "deviceName" value is passed directly to the "doSystemCmd" function.

References

	URL	Tags
	cve@mitre.org	https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/Tenda_AC10U_command_injection_RCE.pdf	Exploit, Third Party Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/Tenda_AC10U_command_injection_RCE.pdf	Exploit, Third Party Advisory

Impacted products

	Vendor	Product	Version
	tendacn	ac10u_firmware	15.03.06.49_multi
	tendacn	ac10u	1.0

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:tendacn:ac10u_firmware:15.03.06.49_multi:*:*:*:*:*:*:*",
              "matchCriteriaId": "EABBC1B2-F501-4D3F-B3F5-08E285AE8AAA",
              "vulnerable": true
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              "matchCriteriaId": "BFF286BB-A1D3-4E51-AB31-B5A531A8B440",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A Command injection vulnerability exists in Tenda AC10U AC1200 Smart Dual-band Wireless Router AC10U V1.0 Firmware V15.03.06.49_multi via the setUsbUnload functionality. The vulnerability is caused because the client controlled \"deviceName\" value is passed directly to the \"doSystemCmd\" function."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de inyecci\u00f3n de Comandos en el router inal\u00e1mbrico Tenda AC10U AC1200 Smart Dual-band AC10U versi\u00f3n V1.0 Firmware V15.03.06.49_multi, por medio de la funcionalidad setUsbUnload. La vulnerabilidad es causada porque el valor \"deviceName\" controlado por el cliente es pasado directamente a la funci\u00f3n \"doSystemCmd\""
    }
  ],
  "id": "CVE-2021-45401",
  "lastModified": "2026-06-17T04:13:20.150",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "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:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-02-18T18:15:10.133",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/Tenda_AC10U_command_injection_RCE.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/Tenda_AC10U_command_injection_RCE.pdf"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-77"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2021-45401 (GCVE-0-2021-45401)

Vulnerability from cvelistv5 – Published: 2022-02-18 17:31 – Updated: 2024-08-04 04:39

Summary

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

1 reference

URL	Tags
https://github.com/Quadron-Research-Lab/Hardware-…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-04T04:39:20.653Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
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              "x_transferred"
            ],
            "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/Tenda_AC10U_command_injection_RCE.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
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        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
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        "dateUpdated": "2022-02-18T17:31:46.000Z",
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          "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/Tenda_AC10U_command_injection_RCE.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-45401",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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                "vendor_name": "n/a"
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  "cveMetadata": {
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    "datePublished": "2022-02-18T17:31:46.000Z",
    "dateReserved": "2021-12-20T00:00:00.000Z",
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    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
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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.

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.

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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.

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FKIE_CVE-2021-45401

CVE-2021-45401 (GCVE-0-2021-45401)

Tags

Sightings

Nomenclature

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