{"id":"CVE-2018-5254","aliases":["EUVD-2018-17036","GHSA-fwcg-fqr6-423c"],"status":"published","title":"Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart...","description":"Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart) via a malformed path attribute in an UPDATE message.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01232,"percentile":0.69166,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-417"],"published":"2018-04-12T21:00:00Z","modified":"2026-06-17T01:59:55Z","products":[{"vendor":"arista","product":"eos"}],"references":[{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/4403-security-advisory-33","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5254"},{"url":"https://github.com/advisories/GHSA-fwcg-fqr6-423c"}],"sources":{"cve":[{"id":"CVE-2018-5254","description":"Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart) via a malformed path attribute in an UPDATE message.","status":"published","published":"2018-04-12T21:00:00Z","modified":"2024-08-05T05:33:43.633Z","updated_at":"2026-11-02T14:35:00.948726Z"}],"euvd":[{"id":"EUVD-2018-17036","description":"Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart) via a malformed path attribute in an UPDATE message.","status":"published","published":"2018-04-12T21:00:00Z","modified":"2024-08-05T05:33:43Z","updated_at":"2026-11-03T02:40:11.187677Z"}],"ghsa":[{"id":"GHSA-fwcg-fqr6-423c","title":"Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart...","description":"Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart) via a malformed path attribute in an UPDATE message.","status":"published","published":"2022-05-14T03:22:33Z","modified":"2023-02-02T05:08:09Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T14:52:40.925332Z"}],"nvd":[{"id":"CVE-2018-5254","description":"Arista EOS before 4.20.2F allows remote BGP peers to cause a denial of service (Rib agent restart) via a malformed path attribute in an UPDATE message.","status":"published","published":"2018-04-12T21:29:00.91Z","modified":"2026-06-17T01:59:55.313Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/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-417"],"updated_at":"2026-11-02T14:04:25.506659Z"}]}}