CVE-2020-8659

HighCVSS 7.5/10Last modified Oct 2, 2026

Description

CNCF Envoy through 1.13.0 may consume excessive amounts of memory when proxying HTTP/1.1 requests or responses with many small (i.e. 1 byte) chunks.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://access.redhat.com/errata/RHSA-2020:0734Third Party Advisory
https://github.com/envoyproxy/envoy/security/advisories/GHSA-jwcm-4pwp-c2qvThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/05/msg00025.htmlMailing List, Third Party Advisory
https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_historyRelease Notes, Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0734Third Party Advisory
https://github.com/envoyproxy/envoy/security/advisories/GHSA-jwcm-4pwp-c2qvThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/05/msg00025.htmlMailing List, Third Party Advisory
https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_historyRelease Notes, Third Party Advisory

Timeline

Published: Mar 4, 2020
Last modified: Oct 2, 2026
NVD status: Modified

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