CVE-2023-2816

Consul Envoy Extension Downsteam Proxy Configuration By Upstream Service Owner

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.

Category

8.7
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.14%
Vendor Advisory hashicorp.com
Affected: HashiCorp Consul
Affected: HashiCorp Consul Enterprise
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2023-2816?
CVE-2023-2816 has been scored as a high severity vulnerability.
How to fix CVE-2023-2816?
To fix CVE-2023-2816, 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-2023-2816 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-2816 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-2816?
CVE-2023-2816 affects HashiCorp Consul, HashiCorp Consul Enterprise.
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