{"id":"CVE-2023-38961","aliases":["EUVD-2023-42721","GHSA-9w63-m7q9-mjhm","UBUNTU-CVE-2023-38961"],"status":"published","title":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker...","description":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary code via the scanner_is_context_needed component in js-scanner-until.c.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01457,"percentile":0.73878,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2023-08-21T00:00:00Z","modified":"2026-10-28T02:30:49Z","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/5092","tags":["x_transferred","Exploit","Issue Tracking","Vendor Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38961","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-9w63-m7q9-mjhm"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/38xxx/CVE-2023-38961.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-38961","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-38961","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-38961","description":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary code via the scanner_is_context_needed component in js-scanner-until.c.","status":"published","published":"2023-08-21T00:00:00Z","modified":"2024-10-07T17:03:43.221Z","updated_at":"2026-11-02T14:35:29.772612Z"}],"euvd":[{"id":"EUVD-2023-42721","description":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary code via the scanner_is_context_needed component in js-scanner-until.c.","status":"published","published":"2023-08-21T00:00:00Z","modified":"2024-10-07T17:03:43Z","updated_at":"2026-11-03T00:27:46.330731Z"}],"ghsa":[{"id":"GHSA-9w63-m7q9-mjhm","title":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker...","description":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary code via the scanner_is_context_needed component in js-scanner-until.c.","status":"published","published":"2023-08-21T18:31:23Z","modified":"2024-04-04T07:05:02Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:56:48.229282Z"}],"nvd":[{"id":"CVE-2023-38961","description":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary code via the scanner_is_context_needed component in js-scanner-until.c.","status":"published","published":"2023-08-21T17:15:47.973Z","modified":"2026-06-17T06:11:24.703Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:08:24.487686Z"}],"osv":[{"id":"UBUNTU-CVE-2023-38961","description":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary code via the scanner_is_context_needed component in js-scanner-until.c.","status":"published","published":"2023-08-21T17:15:00Z","modified":"2026-04-22T14:09:40.047048Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T16:54:21.882004Z"},{"id":"CVE-2023-38961","description":"Buffer Overflwo vulnerability in JerryScript Project jerryscript v.3.0.0 allows a remote attacker to execute arbitrary code via the scanner_is_context_needed component in js-scanner-until.c.","status":"published","published":"2023-08-21T00:00:00Z","modified":"2026-10-28T02:30:49.813787391Z","updated_at":"2026-11-02T15:44:32.922049Z"}]}}