FKIE_CVE-2026-18283

Vulnerability from fkie_nvd - Published: 2026-08-20 17:17 - Updated: 2026-10-18 20:10
Severity
2.4 (Low) - CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Summary
Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability. This vulnerability allows physically present attackers to bypass authorization on affected installations on Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the udev rules. A crafted USB device connected to the system can trigger instantiation of otherwise restricted USB device types. An attacker can leverage this vulnerability to bypass authorization on the system. Was ZDI-CAN-28992.
References
zdi-disclosures@trendmicro.comhttps://www.sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-9500es/software/00274922
zdi-disclosures@trendmicro.comhttps://www.zerodayinitiative.com/advisories/ZDI-26-476/
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unknown",
          "product": "XAV-9500ES",
          "vendor": "Sony",
          "versions": [
            {
              "status": "affected",
              "version": "3.02.00"
            }
          ]
        }
      ],
      "source": "zdi-disclosures@trendmicro.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability. This vulnerability allows physically present attackers to bypass authorization on affected installations on Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the udev rules. A crafted USB device connected to the system can trigger instantiation of otherwise restricted USB device types. An attacker can leverage this vulnerability to bypass authorization on the system. Was ZDI-CAN-28992."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de omisi\u00f3n de autorizaci\u00f3n en las reglas udev USB de Sony XAV-9500ES. Esta vulnerabilidad permite a atacantes con presencia f\u00edsica omitir la autorizaci\u00f3n en instalaciones afectadas en dispositivos Sony XAV-9500ES. La autenticaci\u00f3n no es necesaria para explotar esta vulnerabilidad.\n\nLa falla espec\u00edfica existe dentro de las reglas udev. Un dispositivo USB manipulado conectado al sistema puede desencadenar la instanciaci\u00f3n de tipos de dispositivos USB restringidos de otro modo. Un atacante puede aprovechar esta vulnerabilidad para omitir la autorizaci\u00f3n en el sistema. Fue ZDI-CAN-28992."
    }
  ],
  "id": "CVE-2026-18283",
  "lastModified": "2026-10-18T20:10:00.110",
  "metrics": {
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "NONE",
          "baseScore": 2.4,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 1.4,
        "source": "zdi-disclosures@trendmicro.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-18283",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-21T19:54:38.494752Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-20T17:17:24.763",
  "references": [
    {
      "source": "zdi-disclosures@trendmicro.com",
      "url": "https://www.sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-9500es/software/00274922"
    },
    {
      "source": "zdi-disclosures@trendmicro.com",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-476/"
    }
  ],
  "sourceIdentifier": "zdi-disclosures@trendmicro.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-285"
        }
      ],
      "source": "zdi-disclosures@trendmicro.com",
      "type": "Secondary"
    }
  ]
}



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