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CVE-2023-5490

Estado: ModificadaAlta (8.8)—

A vulnerability classified as critical was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230928. This vulnerability affects unknown code of the file /useratte/userattestation.php. The manipulation of the argument web_img leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-241642 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

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)

Byzoro — Smart S45f Firmware

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-5490",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Secondary",
        "source": "cna@vuldb.com",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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          "baseScore": 6.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
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        "impactScore": 3.4,
        "exploitabilityScore": 2.8
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        "type": "Primary",
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  "published": "2023-10-10T15:15:10.927",
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        "Third Party Advisory"
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      "url": "https://github.com/llixixi/cve/blob/main/s45_upload_%20userattestation.md",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability classified as critical was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230928. This vulnerability affects unknown code of the file /useratte/userattestation.php. The manipulation of the argument web_img leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-241642 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad fue encontrada en Beijing Baichuo Smart S45F Multi-Service Secure Gateway Intelligent Management Platform hasta 20230928 y clasificada como crítica. Esta vulnerabilidad afecta a un código desconocido del archivo /useratte/userattestation.php. La manipulación del argumento web_img conduce a una carga sin restricciones. El ataque se puede iniciar de forma remota. El exploit ha sido divulgado al público y puede utilizarse. VDB-241642 es el identificador asignado a esta vulnerabilidad. NOTA: Se contactó primeramente con el proveedor sobre esta divulgación, pero no respondió de ninguna manera."
    }
  ],
  "lastModified": "2026-06-17T06:48:42.123",
  "configurations": [
    {
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        {
          "negate": false,
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  "sourceIdentifier": "cna@vuldb.com"
}