{"cve":{"cve_id":"CVE-2023-20584","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00174,"epss_percentile":0.07001,"epss_as_of":"2026-06-23","description":"IOMMU improperly handles certain special address\nranges with invalid device table entries (DTEs), which may allow an attacker\nwith privileges and a compromised Hypervisor to\ninduce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a\nloss of guest integrity.","published_at":"2024-08-13T16:53:18.373000Z","last_modified_at":null,"cvss_v3_score":5.3,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N","cvss_v3_severity":"MEDIUM","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"partial","cwes":null,"nvd_references":["https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html"],"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":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-29T01:24:59.365230Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"L","value_label":"Local"},{"metric":"AC","name":"Attack Complexity","value":"H","value_label":"High"},{"metric":"PR","name":"Privileges Required","value":"H","value_label":"High"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"amd-epyc-7003-processors","product_name":"AMD EPYC™ 7003 Processors","version_start":"MilanPI 1.0.0.C","version_start_inclusive":true,"version_end":"MilanPI 1.0.0.C","version_end_inclusive":true,"cpe23_uri":"cve5:amd:amd-epyc-7003-processors:MilanPI 1.0.0.C:MilanPI 1.0.0.C"},{"vendor_slug":"amd","vendor_name":"AMD","product_slug":"amd-epyc-9004-processors","product_name":"AMD EPYC™ 9004 Processors","version_start":"GenoaPI 1.0.0.B","version_start_inclusive":true,"version_end":"GenoaPI 1.0.0.B","version_end_inclusive":true,"cpe23_uri":"cve5:amd:amd-epyc-9004-processors:GenoaPI 1.0.0.B:GenoaPI 1.0.0.B"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2024-08-13T16:53:18.373000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:25:52.357625Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:25:52.357625Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:25:52.357625Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:24:59.365230Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:24:59.365230Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:24:59.365230Z","label":"SSVC decision revised","source":"vulnrichment"}]}