{"id":"CVE-2017-6227","aliases":["EUVD-2017-15288","GHSA-hm6f-vf78-gxhc"],"status":"published","title":"A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS...","description":"A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) versions before 7.4.2b, 8.1.2 and 8.2.0 could allow an attacker to cause a denial of service (CPU consumption and device hang) condition by sending crafted Router Advertisement (RA) messages to a targeted system.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00542,"percentile":0.45823,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2018-02-08T22:00:00Z","modified":"2026-06-17T01:21:59Z","products":[{"vendor":"broadcom","product":"fabric_operating_system"},{"vendor":"brocade","product":"brocade fabric os"},{"vendor":"brocade","product":"fabric_os"},{"vendor":"brocade communications systems, inc.","product":"brocade fabric os"}],"references":[{"url":"https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-526","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-6227"},{"url":"https://github.com/advisories/GHSA-hm6f-vf78-gxhc"}],"sources":{"cve":[{"id":"CVE-2017-6227","description":"A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) versions before 7.4.2b, 8.1.2 and 8.2.0 could allow an attacker to cause a denial of service (CPU consumption and device hang) condition by sending crafted Router Advertisement (RA) messages to a targeted system.","status":"published","published":"2018-02-08T22:00:00Z","modified":"2024-09-16T19:10:54.251Z","updated_at":"2026-11-02T14:33:16.916541Z"}],"euvd":[{"id":"EUVD-2017-15288","description":"A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) versions before 7.4.2b, 8.1.2 and 8.2.0 could allow an attacker to cause a denial of service (CPU consumption and device hang) condition by sending crafted Router Advertisement (RA) messages to a targeted system.","status":"published","published":"2018-02-08T22:00:00Z","modified":"2024-09-16T19:10:54Z","updated_at":"2026-11-03T00:55:25.259735Z"}],"ghsa":[{"id":"GHSA-hm6f-vf78-gxhc","title":"A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS...","description":"A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) versions before 7.4.2b, 8.1.2 and 8.2.0 could allow an attacker to cause a denial of service (CPU consumption and device hang) condition by sending crafted Router Advertisement (RA) messages to a targeted system.","status":"published","published":"2022-05-13T01:09:11Z","modified":"2023-02-01T05:03:30Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:50:03.88435Z"}],"nvd":[{"id":"CVE-2017-6227","description":"A vulnerability in the IPv6 stack on Brocade Fibre Channel SAN products running Brocade Fabric OS (FOS) versions before 7.4.2b, 8.1.2 and 8.2.0 could allow an attacker to cause a denial of service (CPU consumption and device hang) condition by sending crafted Router Advertisement (RA) messages to a targeted system.","status":"published","published":"2018-02-08T22:29:00.27Z","modified":"2026-06-17T01:21:59.457Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":6.1,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:04:15.877386Z"}]}}