{"id":"CVE-2023-29570","aliases":["EUVD-2023-33111","GHSA-qmx9-67mw-5ghq"],"status":"published","title":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src...","description":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).","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":"2026-11-10","score":0.00287,"percentile":0.21471,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2023-04-24T00:00:00Z","modified":"2026-10-28T02:30:49Z","products":[{"vendor":"cesanta","product":"mjs"}],"references":[{"url":"https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_fii2/readme.md","tags":["x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/cesanta/mjs/issues/240","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29570","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-qmx9-67mw-5ghq"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/29xxx/CVE-2023-29570.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-29570","description":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).","status":"published","published":"2023-04-24T00:00:00Z","modified":"2025-02-04T16:20:13.853Z","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":"adp"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:35:28.643185Z"}],"euvd":[{"id":"EUVD-2023-33111","description":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).","status":"published","published":"2023-04-24T00:00:00Z","modified":"2025-02-04T16:20:13Z","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":"2026-11-03T00:04:06.358066Z"}],"ghsa":[{"id":"GHSA-qmx9-67mw-5ghq","title":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src...","description":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).","status":"published","published":"2023-04-24T15:30:33Z","modified":"2025-02-04T18:30:40Z","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-770"],"updated_at":"2026-11-02T14:59:47.147393Z"}],"nvd":[{"id":"CVE-2023-29570","description":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).","status":"published","published":"2023-04-24T14:15:07.8Z","modified":"2026-06-17T05:50:33.117Z","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"},{"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":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:07:56.683259Z"}],"osv":[{"id":"CVE-2023-29570","description":"Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).","status":"published","published":"2023-04-24T00:00:00Z","modified":"2026-10-28T02:30:49.636351967Z","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":"2026-11-02T15:44:31.468318Z"}]}}