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CVE-2021-37912

Estado: ModificadaCrítica (9.8)—

The HGiga OAKlouds mobile portal does not filter special characters of the Ethernet number parameter of the network interface card setting page. Remote attackers can use this vulnerability to perform command injection and execute arbitrary commands in the system without logging in.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Hgiga — Oaklouds Portal

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-37912",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "twcert@cert.org.tw",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "twcert@cert.org.tw",
      "affectedData": [
        {
          "vendor": "HGiga",
          "product": "OAKlouds OAKSv2",
          "versions": [
            {
              "status": "affected",
              "version": "OAKlouds-network 2.0",
              "versionType": "custom",
              "lessThanOrEqual": "OAKlouds-network-2.0-2"
            }
          ]
        },
        {
          "vendor": "HGiga",
          "product": "OAKlouds OAKSv3",
          "versions": [
            {
              "status": "affected",
              "version": "OAKlouds-network 3.0",
              "versionType": "custom",
              "lessThanOrEqual": "OAKlouds-network-3.0-2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-09-15T19:15:09.940",
  "references": [
    {
      "url": "https://www.twcert.org.tw/tw/cp-132-5091-7e0c5-1.html",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "twcert@cert.org.tw"
    },
    {
      "url": "https://www.twcert.org.tw/tw/cp-132-5091-7e0c5-1.html",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "twcert@cert.org.tw",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The HGiga OAKlouds mobile portal does not filter special characters of the Ethernet number parameter of the network interface card setting page. Remote attackers can use this vulnerability to perform command injection and execute arbitrary commands in the system without logging in."
    },
    {
      "lang": "es",
      "value": "El portal móvil de HGiga OAKlouds no filtra los caracteres especiales del parámetro Ethernet number de la página de configuración de la tarjeta de interfaz de red. Unos atacantes remotos pueden usar esta vulnerabilidad para llevar a cabo una inyección de comandos y ejecutar comandos arbitrarios en el sistema sin iniciar sesión"
    }
  ],
  "lastModified": "2026-06-17T04:01:14.283",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:hgiga:oaklouds_portal:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C1BA8E57-6195-41A6-8199-E00940A63CF3",
              "versionEndIncluding": "2.0-2",
              "versionStartIncluding": "2.0"
            },
            {
              "criteria": "cpe:2.3:a:hgiga:oaklouds_portal:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "15EEE996-227C-4175-84D4-575D756665DA",
              "versionEndIncluding": "3.0-2",
              "versionStartIncluding": "3.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "twcert@cert.org.tw"
}