{"id":"CVE-2024-42383","aliases":["EUVD-2024-39587","GHSA-2w24-rmxp-xpr3"],"status":"published","title":"Use of Out-of-range Pointer Offset in Mongoose Web Server library","description":"Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field.","severity":{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0029,"percentile":0.21682,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-823"],"published":"2024-11-18T09:04:24Z","modified":"2026-10-28T02:30:39Z","products":[{"vendor":"cesanta","product":"mongoose"},{"vendor":"cesanta","product":"mongoose web server"}],"references":[{"url":"https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2024-42383","tags":["Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-42383","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-2w24-rmxp-xpr3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42383.json","tags":["advisory"]},{"url":"https://github.com/cesanta/mongoose","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-42383","title":"Use of Out-of-range Pointer Offset in Mongoose Web Server library","description":"Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field.","status":"published","published":"2024-11-18T09:04:24.283Z","modified":"2024-11-18T13:36:30.205Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-823"],"updated_at":"2026-11-02T14:34:03.00063Z"}],"euvd":[{"id":"EUVD-2024-39587","description":"Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field.","status":"published","published":"2024-11-18T09:04:24Z","modified":"2024-11-18T13:36:30Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:04:57.661321Z"}],"ghsa":[{"id":"GHSA-2w24-rmxp-xpr3","title":"Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to...","description":"Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field.","status":"published","published":"2024-11-18T12:30:42Z","modified":"2024-11-18T12:30:48Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium"}],"cwes":["CWE-823"],"updated_at":"2026-11-02T14:58:51.906051Z"}],"nvd":[{"id":"CVE-2024-42383","description":"Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field.","status":"published","published":"2024-11-18T10:15:06.667Z","modified":"2026-06-17T07:49:21.897Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium","assessor":"secondary"},{"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-823"],"updated_at":"2026-11-02T14:10:37.632431Z"}],"osv":[{"id":"CVE-2024-42383","title":"Use of Out-of-range Pointer Offset in Mongoose Web Server library","description":"Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows to write a NULL byte value beyond the memory space dedicated for the hostname field.","status":"published","published":"2024-11-18T09:04:24.283Z","modified":"2026-10-28T02:30:39.4458822Z","cvss":[{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium"}],"cwes":["CWE-823"],"updated_at":"2026-11-02T15:44:42.322107Z"}]}}