{"id":"CVE-2021-0467","aliases":["A-174490700","ASB-A-174490700","EUVD-2021-3086","GHSA-mv9f-rw8q-hv5f"],"status":"published","title":"In Chromecast bootROM, there is a possible out of bounds write due to an incorrect bounds check....","description":"In Chromecast bootROM, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the bootloader, with physical USB access, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-174490700","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0013,"percentile":0.02652,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-05-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2021-05-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2021-05-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2021-05-01","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0467"},{"url":"https://github.com/advisories/GHSA-mv9f-rw8q-hv5f"}],"sources":{"cve":[{"id":"CVE-2021-0467","description":"In Chromecast bootROM, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the bootloader, with physical USB access, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-174490700","status":"published","published":"2021-06-14T19:35:54Z","modified":"2024-08-03T15:40:01.265Z","updated_at":"2026-11-02T14:33:10.555814Z"}],"euvd":[{"id":"EUVD-2021-3086","description":"In Chromecast bootROM, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the bootloader, with physical USB access, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-174490700","status":"published","published":"2021-06-14T19:35:54Z","modified":"2024-08-03T15:40:01Z","updated_at":"2026-11-03T03:25:17.553486Z"}],"ghsa":[{"id":"GHSA-mv9f-rw8q-hv5f","title":"In Chromecast bootROM, there is a possible out of bounds write due to an incorrect bounds check....","description":"In Chromecast bootROM, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the bootloader, with physical USB access, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-174490700","status":"published","published":"2022-05-24T19:05:16Z","modified":"2023-01-29T05:08:00Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:12.058225Z"}],"nvd":[{"id":"CVE-2021-0467","description":"In Chromecast bootROM, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the bootloader, with physical USB access, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-174490700","status":"published","published":"2021-06-14T20:15:07.993Z","modified":"2026-06-17T03:30:09.78Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:54.892562Z"}],"osv":[{"id":"ASB-A-174490700","description":"In (TBD) of (TBD), there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the bootloader, with physical USB access, with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2021-05-01T00:00:00Z","modified":"2026-11-05T16:32:28.703711716Z","updated_at":"2026-11-05T17:55:14.18208Z"}]}}