FKIE_CVE-2020-21998

Vulnerability from fkie_nvd - Published: 2021-04-27 18:15 - Updated: 2026-06-17 03:04
Severity
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Summary
In HomeAutomation 3.3.2 input passed via the 'redirect' GET parameter in 'api.php' script is not properly verified before being used to redirect users. This can be exploited to redirect a user to an arbitrary website e.g. when a user clicks a specially crafted link to the affected script hosted on a trusted domain.
References
cve@mitre.orghttps://cxsecurity.com/issue/WLB-2019120132Exploit, Third Party Advisory
cve@mitre.orghttps://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5559.phpExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://cxsecurity.com/issue/WLB-2019120132Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5559.phpExploit, Third Party Advisory
Impacted products
Vendor Product Version
homeautomation_project homeautomation 3.3.2
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:a:homeautomation_project:homeautomation:3.3.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "28A14AE8-CCA1-4402-A897-1011C31935A4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In HomeAutomation 3.3.2 input passed via the \u0027redirect\u0027 GET parameter in \u0027api.php\u0027 script is not properly verified before being used to redirect users. This can be exploited to redirect a user to an arbitrary website e.g. when a user clicks a specially crafted link to the affected script hosted on a trusted domain."
    },
    {
      "lang": "es",
      "value": "En HomeAutomation versi\u00f3n 3.3.2, la entrada pasada por medio del par\u00e1metro GET \"redirect\" en el script \"api.php\" no es comprobado apropiadamente antes de ser usado para redireccionar a usuarios.\u0026#xa0;Esto puede ser explotado para redireccionar a un usuario a un sitio web arbitrario, por ejemplo, cuando un usuario hace clic en un enlace especialmente dise\u00f1ado al script afectado alojado en un dominio confiable"
    }
  ],
  "id": "CVE-2020-21998",
  "lastModified": "2026-06-17T03:04:02.120",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.8,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-04-27T18:15:07.837",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://cxsecurity.com/issue/WLB-2019120132"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5559.php"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://cxsecurity.com/issue/WLB-2019120132"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5559.php"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-601"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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