{"id":"CVE-2019-9133","aliases":["EUVD-2019-18517","GHSA-jfcr-39q8-hmpx"],"status":"published","title":"KMPlayer Subtitles parser Heap Overflow Vulnerability","description":"When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size correctly, which leads to integer underflow then to memory out-of-bound read/write. An attacker can exploit this issue by enticing an unsuspecting user to open a malicious file.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.01875,"percentile":0.79541,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190","CWE-191"],"published":"2019-04-09T17:33:27Z","modified":"2026-06-17T02:43:07Z","products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"kmplayer","product":"kmplayer"},{"vendor":"pandora.tv","product":"kmplayer"}],"references":[{"url":"https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=34991","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4D55BLGBNWNIMNI5N57WDPAFQCUIM6XX/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VT5HBIKH64YRZFFAPXGOTHIQJHSTQJF7/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-9133"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4D55BLGBNWNIMNI5N57WDPAFQCUIM6XX/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VT5HBIKH64YRZFFAPXGOTHIQJHSTQJF7/"},{"url":"https://github.com/advisories/GHSA-jfcr-39q8-hmpx"}],"sources":{"cve":[{"id":"CVE-2019-9133","title":"KMPlayer Subtitles parser Heap Overflow Vulnerability","description":"When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size correctly, which leads to integer underflow then to memory out-of-bound read/write. An attacker can exploit this issue by enticing an unsuspecting user to open a malicious file.","status":"published","published":"2019-04-09T17:33:27Z","modified":"2024-08-04T21:38:46.358Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:20:20.081405Z"}],"euvd":[{"id":"EUVD-2019-18517","description":"When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size correctly, which leads to integer underflow then to memory out-of-bound read/write. An attacker can exploit this issue by enticing an unsuspecting user to open a malicious file.","status":"published","published":"2019-04-09T17:33:27Z","modified":"2024-08-04T21:38:46Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:06:39.848951Z"}],"ghsa":[{"id":"GHSA-jfcr-39q8-hmpx","title":"When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't...","description":"When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size correctly, which leads to integer underflow then to memory out-of-bound read/write. An attacker can exploit this issue by enticing an unsuspecting user to open a malicious file.","status":"published","published":"2022-05-13T01:05:21Z","modified":"2023-02-01T05:02:52Z","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-191"],"updated_at":"2026-11-02T14:49:58.981291Z"}],"nvd":[{"id":"CVE-2019-9133","description":"When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size correctly, which leads to integer underflow then to memory out-of-bound read/write. An attacker can exploit this issue by enticing an unsuspecting user to open a malicious file.","status":"published","published":"2019-04-09T18:29:01.017Z","modified":"2026-06-17T02:43:07.473Z","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":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"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-190","CWE-191"],"updated_at":"2026-11-02T14:05:11.426883Z"}]}}