{"id":"CVE-2023-4163","aliases":["EUVD-2023-54042","GHSA-cfpg-6fr3-9x4g"],"status":"published","title":"Possible buffer overflow in portcfgfportbuffers in Brocade Fabric OS","description":"In\n Brocade Fabric OS before v9.2.0a, a local authenticated privileged user\n can trigger a buffer overflow condition, leading to a kernel panic with\n large input to buffers in the portcfgfportbuffers command.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00269,"percentile":0.19131,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-08-31T00:04:39Z","modified":"2026-06-17T06:37:12Z","products":[{"vendor":"broadcom","product":"fabric_operating_system"},{"vendor":"brocade","product":"brocade fabric os"}],"references":[{"url":"https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/22514","tags":["x_transferred","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20231130-0001/","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4163"},{"url":"https://security.netapp.com/advisory/ntap-20231130-0001"},{"url":"https://github.com/advisories/GHSA-cfpg-6fr3-9x4g"}],"sources":{"cve":[{"id":"CVE-2023-4163","title":"Possible buffer overflow in portcfgfportbuffers in Brocade Fabric OS","description":"In\n Brocade Fabric OS before v9.2.0a, a local authenticated privileged user\n can trigger a buffer overflow condition, leading to a kernel panic with\n large input to buffers in the portcfgfportbuffers command.","status":"published","published":"2023-08-31T00:04:39.287Z","modified":"2025-06-26T14:21:55.181Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:30.474787Z"}],"euvd":[{"id":"EUVD-2023-54042","description":"In\n Brocade Fabric OS before v9.2.0a, a local authenticated privileged user\n can trigger a buffer overflow condition, leading to a kernel panic with\n large input to buffers in the portcfgfportbuffers command.","status":"published","published":"2023-08-31T00:04:39Z","modified":"2025-06-26T14:21:55Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:32:16.561416Z"}],"ghsa":[{"id":"GHSA-cfpg-6fr3-9x4g","title":"In\n Brocade Fabric OS before v9.2.0a, a local authenticated privileged user\n can trigger a buffer...","description":"In\n Brocade Fabric OS before v9.2.0a, a local authenticated privileged user\n can trigger a buffer overflow condition, leading to a kernel panic with\n large input to buffers in the portcfgfportbuffers command.","status":"published","published":"2023-08-31T03:30:36Z","modified":"2025-02-13T18:31:51Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:59:55.900946Z"}],"nvd":[{"id":"CVE-2023-4163","description":"In\n Brocade Fabric OS before v9.2.0a, a local authenticated privileged user\n can trigger a buffer overflow condition, leading to a kernel panic with\n large input to buffers in the portcfgfportbuffers command.","status":"published","published":"2023-08-31T01:15:09.19Z","modified":"2026-06-17T06:37:12.837Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:08:27.181588Z"}]}}