Excessive Memory Consumption in Envoy Proxy for HTTP/2 Requests and Responses with Small Data Frames

Excessive Memory Consumption in Envoy Proxy for HTTP/2 Requests and Responses with Small Data Frames

CVE-2020-12603 · HIGH Severity

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

Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier may consume excessive amounts of memory when proxying HTTP/2 requests or responses with many small (i.e. 1 byte) data frames.

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