CVE-2020-12603

HIGH

Envoy <1.14.2-1.12.4 - Memory Corruption

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2
Core References

Scores

CVSS v3 7.5
EPSS 0.0145
EPSS Percentile 70.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-400
Status published
Products (3)
envoyproxy/envoy 1.13.2
envoyproxy/envoy 1.14.2
envoyproxy/envoy < 1.12.4
Published Jul 01, 2020
Tracked Since Feb 18, 2026