{"id":"CVE-2019-12806","aliases":["EUVD-2019-4388","GHSA-fcj6-53h4-pjm3"],"status":"published","title":"UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which...","description":"UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.04126,"percentile":0.90886,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-787"],"published":"2019-08-13T19:10:06Z","modified":"2026-06-17T02:15:30Z","products":[{"vendor":"crosscert","product":"unisign"}],"references":[{"url":"https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35111","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-12806"},{"url":"https://github.com/advisories/GHSA-fcj6-53h4-pjm3"}],"sources":{"cve":[{"id":"CVE-2019-12806","description":"UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.","status":"published","published":"2019-08-13T19:10:06Z","modified":"2024-08-04T23:32:55.472Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:20:24.025419Z"}],"euvd":[{"id":"EUVD-2019-4388","description":"UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.","status":"published","published":"2019-08-13T19:10:06Z","modified":"2024-08-04T23:32:55Z","updated_at":"2026-11-03T02:40:44.884887Z"}],"ghsa":[{"id":"GHSA-fcj6-53h4-pjm3","title":"UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which...","description":"UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.","status":"published","published":"2022-05-24T16:53:15Z","modified":"2024-04-04T01:38:05Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119","CWE-787"],"updated_at":"2026-11-02T14:56:00.66442Z"}],"nvd":[{"id":"CVE-2019-12806","description":"UniSign 2.0.4.0 and earlier version contains a stack-based buffer overflow vulnerability which can overwrite the stack with arbitrary data, due to a buffer overflow in a library. That leads remote attacker to execute arbitrary code via crafted https packets.","status":"published","published":"2019-08-13T20:15:11.807Z","modified":"2026-06-17T02:15:30.9Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119","CWE-787"],"updated_at":"2026-11-02T14:05:22.878504Z"}]}}