CVE-2020-8659

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.93% Top 30%
Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_history third party advisory release notes
https://github.com/envoyproxy/envoy/security/advisories/GHSA-jwcm-4pwp-c2qv third party advisory
https://access.redhat.com/errata/RHSA-2020:0734 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2022/05/msg00025.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2020-8659?
CVE-2020-8659 has been scored as a high severity vulnerability.
How to fix CVE-2020-8659?
To fix CVE-2020-8659, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-8659 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-8659 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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