CVE-2020-8661 describes a denial-of-service vulnerability in CNCF Envoy versions through 1.13.0, as well as Red Hat Envoy and OpenShift Service Mesh. An unauthenticated attacker can exploit this by sending pipelined requests, causing the affected Envoy instance to consume excessive memory. With a CVSS score of 7.5 (High), this vulnerability has a low attack complexity and can lead to a complete loss of availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.13.0CPE matchmatch criteria | cpe:2.3:a:cncf:envoy:*:*:*:*:*:*:*:* | ||
1.0.9CPE matchmatch criteria | cpe:2.3:a:redhat:openshift_service_mesh:1.0.9:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.