{"id":"CVE-2018-5195","aliases":["EUVD-2018-16980","GHSA-q48c-9ggp-3mfw"],"status":"published","title":"Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote...","description":"Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02595,"percentile":0.85432,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2018-01-17T17:00:00Z","modified":"2026-06-17T01:59:49Z","products":[{"vendor":"hancom","product":"hancom office hword neo"},{"vendor":"hancom","product":"thinkfree_office_neo"}],"references":[{"url":"https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=26983","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://help.hancom.com/cve/hoffice/en-US/CVE_en_050_01.htm","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5195"},{"url":"https://github.com/advisories/GHSA-q48c-9ggp-3mfw"}],"sources":{"cve":[{"id":"CVE-2018-5195","description":"Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.","status":"published","published":"2018-01-17T17:00:00Z","modified":"2024-09-17T00:36:29.253Z","updated_at":"2026-11-02T14:35:00.948726Z"}],"euvd":[{"id":"EUVD-2018-16980","description":"Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.","status":"published","published":"2018-01-17T17:00:00Z","modified":"2024-09-17T00:36:29Z","updated_at":"2026-11-03T00:28:57.378482Z"}],"ghsa":[{"id":"GHSA-q48c-9ggp-3mfw","title":"Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote...","description":"Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.","status":"published","published":"2022-05-14T03:46:41Z","modified":"2023-02-03T05:00:33Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:52:49.021794Z"}],"nvd":[{"id":"CVE-2018-5195","description":"Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.","status":"published","published":"2018-01-17T17:29:01.1Z","modified":"2026-06-17T01:59:49.35Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:04:22.309028Z"}]}}