FKIE_CVE-2022-40740

Vulnerability from fkie_nvd - Published: 2023-01-03 03:15 - Updated: 2024-11-21 07:21
Severity ?
7.2 (High) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
Realtek GPON router has insufficient filtering for special characters. A remote attacker authenticated as an administrator can exploit this vulnerability to perform command injection attacks, to execute arbitrary system command, manipulate system or disrupt service.
References
twcert@cert.org.twhttps://www.twcert.org.tw/tw/cp-132-6831-19121-1.htmlThird Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.twcert.org.tw/tw/cp-132-6831-19121-1.htmlThird Party Advisory, VDB Entry
Impacted products
Vendor Product Version
realtek usdk 1.0
realtek usdk 2.0
realtek usdk 2.2
realtek xpon_software_development_kit 1.9
realtek xpon_software_development_kit 3.3
realtek xpon_software_development_kit 4.0
realtek xpon_software_development_kit 4.1
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{
  "configurations": [
    {
      "nodes": [
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              "criteria": "cpe:2.3:a:realtek:usdk:1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "57135300-34FE-47A4-9493-38C59038D1D9",
              "vulnerable": true
            },
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              "criteria": "cpe:2.3:a:realtek:usdk:2.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "1CCEF00B-90C7-4079-AE9D-18F4B8F7EF06",
              "vulnerable": true
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              "matchCriteriaId": "8230CFDF-47B5-430B-97BF-6C4A62DE9F08",
              "vulnerable": true
            },
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              "vulnerable": true
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              "vulnerable": true
            },
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              "matchCriteriaId": "12E595EC-531C-44A9-BC81-2B852DF6C9E9",
              "vulnerable": true
            },
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              "matchCriteriaId": "98BC0768-C674-4E64-8BED-EB7A10846D8A",
              "vulnerable": true
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Realtek GPON router has insufficient filtering for special characters. A remote attacker authenticated as an administrator can exploit this vulnerability to perform command injection attacks, to execute arbitrary system command, manipulate system or disrupt service."
    },
    {
      "lang": "es",
      "value": "El router Realtek GPON tiene un filtrado insuficiente para caracteres especiales. Un atacante remoto autenticado como administrador puede aprovechar esta vulnerabilidad para realizar ataques de inyecci\u00f3n de comandos, ejecutar comandos arbitrarios del sistema, manipular el sistema o interrumpir el servicio."
    }
  ],
  "id": "CVE-2022-40740",
  "lastModified": "2024-11-21T07:21:57.663",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.2,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 5.9,
        "source": "twcert@cert.org.tw",
        "type": "Secondary"
      }
    ]
  },
  "published": "2023-01-03T03:15:09.960",
  "references": [
    {
      "source": "twcert@cert.org.tw",
      "tags": [
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        "VDB Entry"
      ],
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    },
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      "tags": [
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  "sourceIdentifier": "twcert@cert.org.tw",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
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      "source": "twcert@cert.org.tw",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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