CVE-2023-3518

highpriority · track · 29EPSS 0.004 · 39 %ileEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.45% (39th) EPSS
CVSS 7.3 · high
Is it mine?
5 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.

01

cvss

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

7.4
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.7–7.4

v3.17.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lprimary · NVD / NIST USexploitability 3.9 · impact 3.4
v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:Lsecondary · ENISA EU
v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:Lsecondary · security@hashicorp.comexploitability 3.1 · impact 3.7
v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:Lsecondary · OSV
v3.16.7mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:Usecondary · CVSS-BT (t0sche)
02

ssvc

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

Trackcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-266USCWE-266USCWE-285US
04

affected products (5)

Products and version ranges known to be affected.

05

advisories (3)

Vendor and ecosystem advisories describing this.

  • GHSA-9rhf-q362-77mxConsul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers2023-08-09ghsa · osvUS

    A vulnerability was identified in Consul such that using JWT authentication for service mesh incorrectly allows/denies access regardless of service identities. This vulnerability, CVE-2023-3518, affects Consul 1.16.0 and was fixed in 1.16.1.

  • BIT-consul-2023-3518JWT Auth in L7 Intentions Allow For Mismatched Service Identity and JWT Providers for Access2024-03-06vendor · osvUS

    HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.

  • GO-2024-2704Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers in github.com/hashicorp/consul2024-06-04vendor · osvUS

    Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers in github.com/hashicorp/consul

06

also known as (6)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdosvnvdNVDCVE.orgMITRE
published 2023-08-09modified 2026-06-17
08

references (4)

External citations — patches, advisories, analysis.

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