{"cve":{"cve_id":"CVE-2021-2054","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":0.01673,"epss_percentile":0.73801,"epss_as_of":"2026-06-23","description":"Vulnerability in the RDBMS Sharding component of Oracle Database Server. Supported versions that are affected are 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows high privileged attacker having Create Any Procedure, Create Any View, Create Any Trigger privilege with network access via Oracle Net to compromise RDBMS Sharding. Successful attacks of this vulnerability can result in takeover of RDBMS Sharding. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).","published_at":"2021-01-20T14:50:05Z","last_modified_at":null,"cvss_v3_score":7.2,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:H/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":"none","ssvc_automatable":false,"ssvc_technical_impact":"total","cwes":null,"nvd_references":["https://www.oracle.com/security-alerts/cpujan2021.html","https://www.zerodayinitiative.com/advisories/ZDI-21-083/"],"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":"2026-06-28T23:14:54.029374Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"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":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"oracle-corporation","vendor_name":"Oracle Corporation","product_slug":"database-enterprise-edition","product_name":"Database - Enterprise Edition","version_start":"12.2.0.1","version_start_inclusive":true,"version_end":"12.2.0.1","version_end_inclusive":true,"cpe23_uri":"cve5:oracle-corporation:database-enterprise-edition:12.2.0.1:12.2.0.1"},{"vendor_slug":"oracle-corporation","vendor_name":"Oracle Corporation","product_slug":"database-enterprise-edition","product_name":"Database - Enterprise Edition","version_start":"18c","version_start_inclusive":true,"version_end":"18c","version_end_inclusive":true,"cpe23_uri":"cve5:oracle-corporation:database-enterprise-edition:18c:18c"},{"vendor_slug":"oracle-corporation","vendor_name":"Oracle Corporation","product_slug":"database-enterprise-edition","product_name":"Database - Enterprise Edition","version_start":"19c","version_start_inclusive":true,"version_end":"19c","version_end_inclusive":true,"cpe23_uri":"cve5:oracle-corporation:database-enterprise-edition:19c:19c"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.oracle.com/security-alerts/cpujan2021.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-083/","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2021-01-20T14:50:05Z","label":"CVE published","source":null},{"type":"ssvc_changed","at":"2026-06-24T00:31:40.594775Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:40.594775Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:40.594775Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:40.594775Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:40.594775Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:40.594775Z","label":"CVSS score revised","source":"vulnrichment"}]}