{"id":"CVE-2018-5201","aliases":["EUVD-2018-16986","GHSA-g457-3qpj-v3gc"],"status":"published","title":"Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom...","description":"Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom Office 2014 9.1.1.4540 and earlier, Hancom Office 2010 8.5.8.1724 and earlier versions have a heap overflow vulnerability when handling Compound File in document. This result in a program crash or denial of service conditions.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0068,"percentile":0.52644,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2018-12-21T16:00:00Z","modified":"2026-06-17T01:59:49Z","products":[{"vendor":"hancom","product":"hancom office"},{"vendor":"hancom","product":"hancom_office_2010"},{"vendor":"hancom","product":"hancom_office_2014"},{"vendor":"hancom","product":"hancom_office_2018"},{"vendor":"hancom","product":"hancom_office_neo"}],"references":[{"url":"https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=30116","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5201"},{"url":"https://github.com/advisories/GHSA-g457-3qpj-v3gc"}],"sources":{"cve":[{"id":"CVE-2018-5201","description":"Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom Office 2014 9.1.1.4540 and earlier, Hancom Office 2010 8.5.8.1724 and earlier versions have a heap overflow vulnerability when handling Compound File in document. This result in a program crash or denial of service conditions.","status":"published","published":"2018-12-21T16:00:00Z","modified":"2024-08-05T05:26:46.987Z","updated_at":"2026-11-02T14:35:01.28843Z"}],"euvd":[{"id":"EUVD-2018-16986","description":"Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom Office 2014 9.1.1.4540 and earlier, Hancom Office 2010 8.5.8.1724 and earlier versions have a heap overflow vulnerability when handling Compound File in document. This result in a program crash or denial of service conditions.","status":"published","published":"2018-12-21T16:00:00Z","modified":"2024-08-05T05:26:46Z","updated_at":"2026-11-03T02:40:11.729267Z"}],"ghsa":[{"id":"GHSA-g457-3qpj-v3gc","title":"Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom...","description":"Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom Office 2014 9.1.1.4540 and earlier, Hancom Office 2010 8.5.8.1724 and earlier versions have a heap overflow vulnerability when handling Compound File in document. This result in a program crash or denial of service conditions.","status":"published","published":"2022-05-13T01:20:20Z","modified":"2023-02-01T05:06:01Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:50:18.532439Z"}],"nvd":[{"id":"CVE-2018-5201","description":"Hancom Office 2018 10.0.0.8214 and earlier, Hancom Office NEO 9.6.1.10472 and earlier, Hancom Office 2014 9.1.1.4540 and earlier, Hancom Office 2010 8.5.8.1724 and earlier versions have a heap overflow vulnerability when handling Compound File in document. This result in a program crash or denial of service conditions.","status":"published","published":"2018-12-21T16:29:00.24Z","modified":"2026-06-17T01:59:49.973Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:04:50.99633Z"}]}}