{"id":"CVE-2020-36431","aliases":["EUVD-2020-23959","GHSA-6p92-xrqh-cgxx"],"status":"published","title":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","description":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00273,"percentile":0.19931,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-07-20T06:46:56Z","modified":"2026-10-24T10:30:58Z","products":[{"vendor":"unicorn-engine","product":"unicorn_engine"}],"references":[{"url":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/unicorn/OSV-2020-837.yaml","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20245","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36431"},{"url":"https://github.com/advisories/GHSA-6p92-xrqh-cgxx"}],"sources":{"cve":[{"id":"CVE-2020-36431","description":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","status":"published","published":"2021-07-20T06:46:56Z","modified":"2024-08-04T17:30:07.887Z","updated_at":"2026-11-02T14:35:54.80237Z"}],"euvd":[{"id":"EUVD-2020-23959","description":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","status":"published","published":"2021-07-20T06:46:56Z","modified":"2024-08-04T17:30:07Z","updated_at":"2026-11-03T03:07:03.010139Z"}],"ghsa":[{"id":"GHSA-6p92-xrqh-cgxx","title":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","description":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","status":"published","published":"2022-05-24T19:08:29Z","modified":"2023-01-30T05:00:53Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:17.249643Z"}],"nvd":[{"id":"CVE-2020-36431","description":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","status":"published","published":"2021-07-20T07:15:07.86Z","modified":"2026-06-17T03:15:28.647Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:44.292752Z"}],"osv":[{"id":"CVE-2020-36431","description":"Unicorn Engine 1.0.2 has an out-of-bounds write in helper_wfe_arm.","status":"published","published":"2021-07-20T07:15:07.86Z","modified":"2026-10-24T10:30:58.293510443Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:16.936975Z"}]}}