{"id":"CVE-2018-5951","aliases":["EUVD-2018-17718","GHSA-9x8f-568x-88r7"],"status":"published","title":"An issue was discovered in Mikrotik RouterOS. Crafting a packet that has a size of 1 byte and...","description":"An issue was discovered in Mikrotik RouterOS. Crafting a packet that has a size of 1 byte and sending it to an IPv6 address of a RouterOS box with IP Protocol 97 will cause RouterOS to reboot imminently. All versions of RouterOS that supports EoIPv6 are vulnerable to this attack.","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":0.04292,"percentile":0.91203,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2020-03-02T21:20:27Z","modified":"2026-06-17T02:01:03Z","exploits":[{"source":"pocgithub","id":"Nat-Lab/CVE-2018-5951","title":"Nat-Lab/CVE-2018-5951","date":"2018-01-25","url":"https://github.com/Nat-Lab/CVE-2018-5951"}],"products":[{"vendor":"mikrotik","product":"routeros"}],"references":[{"url":"https://github.com/Nat-Lab/CVE-2018-5951","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5951"},{"url":"https://github.com/advisories/GHSA-9x8f-568x-88r7"}],"sources":{"cve":[{"id":"CVE-2018-5951","description":"An issue was discovered in Mikrotik RouterOS. Crafting a packet that has a size of 1 byte and sending it to an IPv6 address of a RouterOS box with IP Protocol 97 will cause RouterOS to reboot imminently. All versions of RouterOS that supports EoIPv6 are vulnerable to this attack.","status":"published","published":"2020-03-02T21:20:27Z","modified":"2024-08-05T05:47:56.164Z","updated_at":"2026-11-02T14:35:00.948726Z"}],"euvd":[{"id":"EUVD-2018-17718","description":"An issue was discovered in Mikrotik RouterOS. Crafting a packet that has a size of 1 byte and sending it to an IPv6 address of a RouterOS box with IP Protocol 97 will cause RouterOS to reboot imminently. All versions of RouterOS that supports EoIPv6 are vulnerable to this attack.","status":"published","published":"2020-03-02T21:20:27Z","modified":"2024-08-05T05:47:56Z","updated_at":"2026-11-03T02:40:09.565883Z"}],"ghsa":[{"id":"GHSA-9x8f-568x-88r7","title":"An issue was discovered in Mikrotik RouterOS. Crafting a packet that has a size of 1 byte and...","description":"An issue was discovered in Mikrotik RouterOS. Crafting a packet that has a size of 1 byte and sending it to an IPv6 address of a RouterOS box with IP Protocol 97 will cause RouterOS to reboot imminently. All versions of RouterOS that supports EoIPv6 are vulnerable to this attack.","status":"published","published":"2022-05-24T17:09:58Z","modified":"2023-01-29T05:01:35Z","updated_at":"2026-11-02T14:44:51.691892Z"}],"nvd":[{"id":"CVE-2018-5951","description":"An issue was discovered in Mikrotik RouterOS. Crafting a packet that has a size of 1 byte and sending it to an IPv6 address of a RouterOS box with IP Protocol 97 will cause RouterOS to reboot imminently. All versions of RouterOS that supports EoIPv6 are vulnerable to this attack.","status":"published","published":"2020-03-02T22:15:12.827Z","modified":"2026-06-17T02:01:03.377Z","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":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:05:00.03074Z"}]}}