{"cve":"CVE-2020-35471","nvd":{"published":"2020-12-15T01:15:13.870","modified":"2026-06-17T03:13:46.090","status":"Modified","description":"Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":[],"references":["https://github.com/envoyproxy/envoy/compare/v1.16.0...v1.16.1","https://github.com/envoyproxy/envoy/issues/14113","https://github.com/envoyproxy/envoy/pull/14122","https://github.com/envoyproxy/envoy/compare/v1.16.0...v1.16.1","https://github.com/envoyproxy/envoy/issues/14113"],"products":["envoyproxy:envoy"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-35471","score":0.02393,"percentile":0.83983,"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."]}