{"id":"CVE-2026-18283","state":"PUBLISHED","title":"Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability","description":"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.","publishedAt":"2026-08-20T16:19:39.821Z","updatedAt":"2026-08-21T20:08:41.154Z","severity":{"score":2.4,"label":"Low","version":"3.0","vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","source":"zdi"},"assigner":"zdi","products":["Sony XAV-9500ES"],"affected":[{"vendor":"Sony","product":"XAV-9500ES","defaultStatus":"unknown","versions":[{"version":"3.02.00","status":"affected"}]}],"references":["https://www.zerodayinitiative.com/advisories/ZDI-26-476/","https://www.sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-9500es/software/00274922"],"weaknesses":["CWE-285"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18283.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18283","state":"PUBLISHED","datePublished":"2026-08-20T16:19:39.821Z","dateUpdated":"2026-08-21T20:08:41.154Z","assignerShortName":"zdi","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateReserved":"2026-07-29T17:06:05.969Z"},"containers":{"cna":{"title":"Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability","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."}],"affected":[{"vendor":"Sony","product":"XAV-9500ES","defaultStatus":"unknown","versions":[{"version":"3.02.00","status":"affected"}]}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-476/","name":"ZDI-26-476","tags":["x_research-advisory"]},{"url":"https://www.sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-9500es/software/00274922","name":"vendor-provided URL","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":2.4,"baseSeverity":"LOW"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-285","lang":"en","description":"CWE-285: Improper Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"zdi","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateUpdated":"2026-08-20T16:19:39.821Z"},"dateAssigned":"2026-07-29T17:06:05.996Z","datePublic":"2026-07-29T21:42:29.011Z","source":{"lang":"en","value":"Synacktiv"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-18283","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-08-21T19:54:38.494752Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-21T20:08:41.154Z"}}]}}}