CVE-2023-2816

mediumpriority · track · 26EPSS 0.006 · 48 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.58% (48th) EPSS

CVSS 6.5 · medium

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.7

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6–8.7

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.18.7highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:Nsecondary · ENISA EU

v3.18.7highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:Nsecondary · security@hashicorp.comexploitability 2.3 · impact 5.8

v3.18.7highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:Nsecondary · OSV

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-266USCWE-266US

affected products (9)

Products and version ranges known to be affected.

Consul≤ 1.15.2enisa_euvdEU
Consul≤ 1.15.1enisa_euvdEU
Consul≤ 1.15.0enisa_euvdEU
Consul Enterprise≤ 1.15.1enisa_euvdEU
Consul Enterprise≤ 1.15.2enisa_euvdEU
Consul Enterprise≤ 1.15.0enisa_euvdEU
hashicorp consul1.15.0 → 1.15.3nvdUScpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:*
Bitnami consul1.15.0 → 1.15.3osvUSpkg:bitnami/consul
Go github.com/hashicorp/consul1.15.0 → 1.15.3osvUSpkg:golang/github.com/hashicorp/consul

advisories (3)

Vendor and ecosystem advisories describing this.

GHSA-rqjq-ww83-wv5cHashicorp Consul allows user with service:write permissions to patch remote proxy instances2023-06-03ghsa · osvUS
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.
BIT-consul-2023-2816Consul Envoy Extension Downsteam Proxy Configuration By Upstream Service Owner2024-03-06vendor · osvUS
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.
GO-2023-1828Hashicorp Consul allows user with service:write permissions to patch remote proxy instances in github.com/hashicorp/consul2024-08-20vendor · osvUS
Hashicorp Consul allows user with service:write permissions to patch remote proxy instances in github.com/hashicorp/consul

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2023-06-02modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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