{"id":"CVE-2023-20694","aliases":["A-271785766","ASB-A-271785766","EUVD-2023-24873","M-ALPS07733998"],"status":"published","description":"In preloader, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only); Issue ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only).","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00093,"percentile":0.00524,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2023-05-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2023-05-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2023-05-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"google","product":"android"},{"vendor":"mediatek, inc.","product":"mt6580, mt6739, mt6761, mt6765, mt6768, mt6769, mt6771, mt6779, mt6785, mt6789, mt6853, mt6855, mt6873, mt6879, mt6880, mt6885, mt6890, mt6895, mt6983, mt8167, mt8175, mt8185, mt8195, mt8321, mt8365, mt8385, mt8395, mt8666, mt8667, mt8673, mt8675, mt8765, mt8766, mt8768, mt8781, mt8786, mt8788, mt8789, mt8791, mt8791t, mt8797"},{"vendor":"openwrt","product":"openwrt"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/May-2023","tags":["x_transferred","Vendor Advisory"]},{"url":"https://source.android.com/security/bulletin/2023-05-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-20694","description":"In preloader, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only); Issue ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only).","status":"published","published":"2023-05-15T00:00:00Z","modified":"2025-01-23T21:33:03.006Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:35:13.912858Z"}],"euvd":[{"id":"EUVD-2023-24873","description":"In preloader, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only); Issue ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only).","status":"published","published":"2023-05-15T00:00:00Z","modified":"2025-01-23T21:33:03Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:04:14.026358Z"}],"nvd":[{"id":"CVE-2023-20694","description":"In preloader, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only); Issue ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only).","status":"published","published":"2023-05-15T22:15:10.48Z","modified":"2026-06-17T05:30:38.977Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:08:02.399327Z"}],"osv":[{"id":"ASB-A-271785766","status":"published","published":"2023-05-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-09T17:05:18.698671Z"}]}}