CVE-2020-12604

HIGH

Envoy <1.14.2-1.13.2-1.12.4 - Memory Corruption

Title source: llm

Description

Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier is susceptible to increased memory usage in the case where an HTTP/2 client requests a large payload but does not send enough window updates to consume the entire stream and does not reset the stream.

References (2)

[Patch, Third Party Advisory] https://github.com/envoyproxy/envoy/commits/master

[Third Party Advisory] https://github.com/envoyproxy/envoy/security/advisories/GHSA-8hf8-8gvw-ggvx

Scores

CVSS v3 7.5

EPSS 0.0044

EPSS Percentile 62.8%

Attack Vector NETWORK

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

Classification

CWE

CWE-401

Status published

Affected Products (3)

envoyproxy/envoy < 1.12.4

envoyproxy/envoy

Timeline

Published Jul 01, 2020

Tracked Since Feb 18, 2026