Medium severity5.3NVD Advisory· Published Mar 4, 2020· Updated Jun 17, 2026

CVE-2020-8664

Description

CNCF Envoy through 1.13.0 has incorrect Access Control when using SDS with Combined Validation Context. Using the same secret (e.g. trusted CA) across many resources together with the combined validation context could lead to the “static” part of the validation context to be not applied, even though it was visible in the active config dump.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

CNCF/Envoy2 versions
cpe:2.3:a:cncf:envoy:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:cncf:envoy:*:*:*:*:*:*:*:*range: <=1.13.0
- (no CPE)range: <=1.13.0
CNCF/Envoydescription
Envoyproxy/Envoyllm-fuzzy
Range: <=1.13.0

Patches

Vulnerability mechanics

References

access.redhat.com/errata/RHSA-2020:0734nvdThird Party Advisory
github.com/envoyproxy/envoy/security/advisories/GHSA-3x9m-pgmg-xpx8nvdThird Party Advisory
www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_historynvdRelease NotesThird Party Advisory

News mentions

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cvss	0.345
epss	0.001
exploit	0.000
kev	0.000
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ransomware	0.000