{"id":"CVE-2019-16160","aliases":["EUVD-2019-6980","GHSA-g9rm-827c-qwc8"],"status":"published","title":"An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote...","description":"An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote unauthenticated attackers to crash the service.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02565,"percentile":0.85258,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190","CWE-191"],"published":"2020-10-07T15:07:39Z","modified":"2026-06-17T02:21:47Z","products":[{"vendor":"mikrotik","product":"routeros"}],"references":[{"url":"https://mikrotik.com","tags":["x_refsource_MISC","x_transferred","Product"]},{"url":"https://forum.mikrotik.com/viewtopic.php?t=151603","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://gist.github.com/thebabush/3c71fc5001f8865e3ad579e80680ce24","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-16160"},{"url":"https://github.com/advisories/GHSA-g9rm-827c-qwc8"}],"sources":{"cve":[{"id":"CVE-2019-16160","description":"An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote unauthenticated attackers to crash the service.","status":"published","published":"2020-10-07T15:07:39Z","modified":"2024-08-05T01:10:41.178Z","updated_at":"2026-11-02T14:32:23.189113Z"}],"euvd":[{"id":"EUVD-2019-6980","description":"An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote unauthenticated attackers to crash the service.","status":"published","published":"2020-10-07T15:07:39Z","modified":"2024-08-05T01:10:41Z","updated_at":"2026-11-03T02:40:33.71788Z"}],"ghsa":[{"id":"GHSA-g9rm-827c-qwc8","title":"An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote...","description":"An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote unauthenticated attackers to crash the service.","status":"published","published":"2022-05-24T17:30:14Z","modified":"2023-01-29T05:04:16Z","cwes":["CWE-190"],"updated_at":"2026-11-02T14:45:30.813688Z"}],"nvd":[{"id":"CVE-2019-16160","description":"An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote unauthenticated attackers to crash the service.","status":"published","published":"2020-10-07T16:15:12.39Z","modified":"2026-06-17T02:21:47.607Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-191"],"updated_at":"2026-11-02T14:05:47.558959Z"}]}}