{"id":"CVE-2020-9142","aliases":["EUVD-2020-29971","GHSA-w82f-48jf-c4v4"],"status":"published","title":"There is a heap base buffer overflow vulnerability in some Huawei smartphone.Successful...","description":"There is a heap base buffer overflow vulnerability in some Huawei smartphone.Successful exploitation of this vulnerability can cause heap overflow and memory overwriting when the system incorrectly processes the update file.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00721,"percentile":0.54275,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-01-13T21:48:46Z","modified":"2026-06-17T03:27:33Z","products":[{"vendor":"huawei","product":"emui"},{"vendor":"huawei","product":"magic_ui"}],"references":[{"url":"https://consumer.huawei.com/en/support/bulletin/2020/12/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-9142"},{"url":"https://github.com/advisories/GHSA-w82f-48jf-c4v4"}],"sources":{"cve":[{"id":"CVE-2020-9142","description":"There is a heap base buffer overflow vulnerability in some Huawei smartphone.Successful exploitation of this vulnerability can cause heap overflow and memory overwriting when the system incorrectly processes the update file.","status":"published","published":"2021-01-13T21:48:46Z","modified":"2024-08-04T10:19:20.138Z","updated_at":"2026-11-02T14:35:49.538427Z"}],"euvd":[{"id":"EUVD-2020-29971","description":"There is a heap base buffer overflow vulnerability in some Huawei smartphone.Successful exploitation of this vulnerability can cause heap overflow and memory overwriting when the system incorrectly processes the update file.","status":"published","published":"2021-01-13T21:48:46Z","modified":"2024-08-04T10:19:20Z","updated_at":"2026-11-03T03:07:55.179323Z"}],"ghsa":[{"id":"GHSA-w82f-48jf-c4v4","title":"There is a heap base buffer overflow vulnerability in some Huawei smartphone.Successful...","description":"There is a heap base buffer overflow vulnerability in some Huawei smartphone.Successful exploitation of this vulnerability can cause heap overflow and memory overwriting when the system incorrectly processes the update file.","status":"published","published":"2022-05-24T17:39:00Z","modified":"2023-01-29T05:06:06Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:56.584389Z"}],"nvd":[{"id":"CVE-2020-9142","description":"There is a heap base buffer overflow vulnerability in some Huawei smartphone.Successful exploitation of this vulnerability can cause heap overflow and memory overwriting when the system incorrectly processes the update file.","status":"published","published":"2021-01-13T22:15:14.13Z","modified":"2026-06-17T03:27:33.26Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:28.892872Z"}]}}