CVE-2023-2816

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.7 HIGH
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
HashiCorpCNA
8.7 HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
CISA-ADPADP
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 35%
VendorProductVersion
hashicorpconsul
1.15.0 ≤
𝑥
< 1.15.3
hashicorpconsul
1.15.0 ≤
𝑥
< 1.15.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
consul
bullseye
1.8.7+dfsg1-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
consul
oracular
dne
noble
dne
mantic
ignored
lunar
dne
kinetic
ignored
jammy
needs-triage
focal
needs-triage
bionic
needs-triage
xenial
ignored
trusty
ignored
Common Weakness Enumeration
References
https://discuss.hashicorp.com/t/hcsec-2023-16-consul-envoy-extension-downstream-proxy-configuration-by-upstream-service-owner/54525
https://discuss.hashicorp.com/t/hcsec-2023-16-consul-envoy-extension-downstream-proxy-configuration-by-upstream-service-owner/54525