CVE-2020-35471

7.5 highEPSS 2.4%

High (7.5) in envoyproxy envoy. EPSS 2.4% chance of exploitation in the next 30 days.

Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.

Severity

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 2.4% chance of exploitation in the next 30 days; higher than 83% of CVEs (scores of 2026-10-31)
Published: 2020-12-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19