{"cve":"CVE-2018-5254","nvd":{"published":"2018-04-12T21:29:00.910","modified":"2026-06-17T01:59:55.313","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-417"],"references":["https://www.arista.com/en/support/advisories-notices/security-advisories/4403-security-advisory-33","https://www.arista.com/en/support/advisories-notices/security-advisories/4403-security-advisory-33"],"products":["arista:eos"],"source":"nvd","synced_at":"2026-10-19T20:49:59.483420567+00:00"},"epss":{"cve":"CVE-2018-5254","score":0.01232,"percentile":0.69002,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}