{"cve":{"cve_id":"CVE-2017-0263","is_kev":true,"kev_date_added":"2022-02-10","kev_vendor_project":"Microsoft","kev_product":"Win32k","kev_vulnerability_name":"Microsoft Win32k Privilege Escalation Vulnerability","kev_short_description":"Microsoft Win32k contains a privilege escalation vulnerability due to the Windows kernel-mode driver failing to properly handle objects in memory.","kev_required_action":"Apply updates per vendor instructions.","kev_due_date":"2022-08-10","kev_known_ransomware":false,"kev_notes":"https://nvd.nist.gov/vuln/detail/CVE-2017-0263","kev_cwes":["CWE-416"],"epss_score":0.10034,"epss_percentile":0.95011,"epss_as_of":"2026-06-23","description":"The kernel-mode drivers in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allow local users to gain privileges via a crafted application, aka \"Win32k Elevation of Privilege Vulnerability.\"","published_at":"2017-05-12T14:00:00Z","last_modified_at":null,"cvss_v3_score":7.8,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":false,"ssvc_technical_impact":"total","cwes":["CWE-416"],"nvd_references":["https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0263","http://www.securitytracker.com/id/1038449","http://www.securityfocus.com/bid/98258","https://xiaodaozhi.com/exploit/117.html","https://www.exploit-db.com/exploits/44478/"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-28T23:09:13.467274Z"},"effective_severity":"HIGH","badges":["kev"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack 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2016"}],"exploit_refs":[],"news":[],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0263","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.securitytracker.com/id/1038449","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/98258","source_type":"MISC","tags":[]},{"url":"https://xiaodaozhi.com/exploit/117.html","source_type":"MISC","tags":[]},{"url":"https://www.exploit-db.com/exploits/44478/","source_type":"EXPLOIT","tags":["exploit"]}],"timeline":[{"type":"published","at":"2017-05-12T14:00:00Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2022-02-10T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"ssvc_changed","at":"2026-06-24T00:31:04.989722Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:04.989722Z","label":"SSVC decision 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