FKIE_CVE-2026-18283

Vulnerability from fkie_nvd - Published: 2026-08-20 17:17 - Updated: 2026-08-21 21:16
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."
    }
  ],
  "id": "CVE-2026-18283",
  "lastModified": "2026-08-21T21:16:55.177",
  "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": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-285"
        }
      ],
      "source": "zdi-disclosures@trendmicro.com",
      "type": "Secondary"
    }
  ]
}



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