{"cve":{"cve_id":"CVE-2023-20842","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":0.00094,"epss_percentile":0.00766,"epss_as_of":"2026-06-23","description":"In imgsys_cmdq, there is a possible out of bounds write due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS07354259; Issue ID: ALPS07340477.","published_at":"2023-09-04T02:27:51.965000Z","last_modified_at":null,"cvss_v3_score":6.5,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","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":"total","cwes":["CWE-787"],"nvd_references":["https://corp.mediatek.com/product-security-bulletin/September-2023"],"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":"2026-06-29T01:25:10.770555Z"},"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":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"H","value_label":"High"},{"metric":"UI","name":"User Interaction","value":"R","value_label":"Required"},{"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":"mediatek-inc.","vendor_name":"MediaTek, Inc.","product_slug":"mt2713-mt6895-mt6897-mt6983-mt8188-mt8195-mt8395-mt8781","product_name":"MT2713, MT6895, MT6897, MT6983, MT8188, MT8195, MT8395, MT8781","version_start":"Android 11.0, 12.0 / Linux 6.1 / IOT-v23.0 / Yocto 4.0","version_start_inclusive":true,"version_end":"Android 11.0, 12.0 / Linux 6.1 / IOT-v23.0 / Yocto 4.0","version_end_inclusive":true,"cpe23_uri":"cve5:mediatek-inc.:mt2713-mt6895-mt6897-mt6983-mt8188-mt8195-mt8395-mt8781:Android 11.0, 12.0 / Linux 6.1 / IOT-v23.0 / Yocto 4.0:Android 11.0, 12.0 / Linux 6.1 / IOT-v23.0 / Yocto 4.0"}],"exploit_refs":[],"news":[],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/September-2023","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2023-09-04T02:27:51.965000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:26:29.415816Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:26:29.415816Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:26:29.415816Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:25:10.770555Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:25:10.770555Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:25:10.770555Z","label":"SSVC decision revised","source":"vulnrichment"}]}