CVE-2023-2816

Published: Jun 2, 2023Modified: Jun 17, 2026

6.5

Vector

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

Exploitability: 2.8 / Impact: 3.6

Source: NVD

Description

Consul and Consul Enterprise allowed any user with service:write permissions to use Envoy extensions configured via service-defaults to patch remote proxy instances that target the configured service, regardless of whether the user has permission to modify the service(s) corresponding to those modified proxies.

Affected (2)

Products: Hashicorp: Consul

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Hashicorp Consul	From 1.15.0 to 1.15.3
Hashicorp Consul	From 1.15.0 to 1.15.3

Related CWEs

Incorrect Privilege Assignment

A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.

References (2)

https://discuss.hashicorp.com/t/hcsec-2023-16-consul-envoy-extension-downstream-proxy-configuration-by-upstream-service-owner/54525

Source: security@hashicorp.com

Vendor Advisory

https://discuss.hashicorp.com/t/hcsec-2023-16-consul-envoy-extension-downstream-proxy-configuration-by-upstream-service-owner/54525

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.