{"cve_id":"CVE-2008-3431","published":"2008-08-05T19:41:00+00:00","last_modified":"2026-06-16T22:55:48.933000+00:00","vuln_status":"Analyzed","description":"The VBoxDrvNtDeviceControl function in VBoxDrv.sys in Sun xVM VirtualBox before 1.6.4 uses the METHOD_NEITHER communication method for IOCTLs and does not properly validate a buffer associated with the Irp object, which allows local users to gain privileges by opening the \\\\.\\VBoxDrv device and calling DeviceIoControl to send a crafted kernel address.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","base_score":8.8,"base_severity":"HIGH","attack_vector":"LOCAL","privileges_req":"LOW","user_interaction":"NONE","scope":"CHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":[],"in_kev":true,"kev_date_added":"2022-03-03","kev_ransomware":false,"epss_score":0.06876,"epss_percentile":0.94062,"cap_rule_version":"0.1.1","stage":"PRIV_ESC","req_access":"USER","req_vector":"LOCAL","req_user_interaction":false,"grant_access":"PRIV","caps":["CODE_EXEC","PRIV_GAIN"],"terminal":false,"cap_confidence":"medium","ingested_at":"2026-09-18T07:48:17.573273+00:00","first_seen":"2008-08-05T19:41:00+00:00","kev_first_seen":"2022-03-03T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["oracle"],"products":["virtualbox"],"affected":[{"vendor":"oracle","product":"virtualbox","ranges":["< 1.6.4"]}]}