{"id":"CVE-2020-24187","aliases":["EUVD-2020-16922","GHSA-c6c6-9c6x-qj3g","UBUNTU-CVE-2020-24187"],"status":"published","title":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to...","description":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00329,"percentile":0.26372,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2023-08-11T00:00:00Z","modified":"2026-10-20T10:52:50Z","affected":[{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"iotjs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"iotjs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0+715-1ubuntu2"]}],"products":[{"vendor":"jerryscript","product":"jerryscript"}],"references":[{"url":"https://github.com/jerryscript-project/jerryscript/issues/4076","tags":["x_transferred","Vendor Advisory","advisory","report"]},{"url":"https://github.com/Aurorainfinity/Poc/tree/master/jerryscript/NULL-dereference-ecma_get_lex_env_type","tags":["x_transferred","Exploit","Third Party Advisory","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24187"},{"url":"https://github.com/advisories/GHSA-c6c6-9c6x-qj3g"},{"url":"https://ubuntu.com/security/CVE-2020-24187","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-24187","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-24187","description":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).","status":"published","published":"2023-08-11T00:00:00Z","modified":"2024-10-09T19:25:15.387Z","updated_at":"2026-11-02T14:35:54.468882Z"}],"euvd":[{"id":"EUVD-2020-16922","description":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).","status":"published","published":"2023-08-11T00:00:00Z","modified":"2024-10-09T19:25:15Z","updated_at":"2026-11-03T00:27:42.546269Z"}],"ghsa":[{"id":"GHSA-c6c6-9c6x-qj3g","title":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to...","description":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).","status":"published","published":"2023-08-11T15:30:45Z","modified":"2024-04-04T06:52:35Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:56:46.449942Z"}],"nvd":[{"id":"CVE-2020-24187","description":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).","status":"published","published":"2023-08-11T14:15:10.237Z","modified":"2026-06-17T03:05:16.83Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:06:47.910346Z"}],"osv":[{"id":"CVE-2020-24187","description":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).","status":"published","published":"2023-08-11T14:15:10.237Z","modified":"2026-10-20T10:52:50.411430649Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:15.534837Z"},{"id":"UBUNTU-CVE-2020-24187","description":"An issue was discovered in ecma-helpers.c in jerryscript version 2.3.0, allows local attackers to cause a denial of service (DoS) (Null Pointer Dereference).","status":"published","published":"2023-08-11T14:15:00Z","modified":"2026-04-22T12:35:13.194396Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:23.905183Z"}]}}