What’s Vulnerable › Vulnerabilities

CVE-2024-10006: Consul L7 Intentions Vulnerable To Headers Bypass

• Severity: medium (CVSS 5.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-30 · updated 2026-06-17
• Weakness: CWE-644

Description

A vulnerability was identified in Consul and Consul Enterprise (“Consul”) such that using Headers in L7 traffic intentions could bypass HTTP header based access rules.

Affected products

• HashiCorp Consul: from 1.4.1 before 1.20.1; from 1.9.0 before 1.15.15; from 1.18.0 before 1.18.5; from 1.19.0 before 1.19.3; 1.20.0 — fixed in 1.15.15, 1.18.5, 1.19.3, 1.20.1

How to fix

Upgrade to a fixed version: HashiCorp Consul 1.15.15, 1.18.5, 1.19.3, 1.20.1. Check the vendor advisory for mitigations.

References

• https://discuss.hashicorp.com/t/hcsec-2024-23-consul-l7-intentions-vulnerable-to-headers-bypass
• https://security.netapp.com/advisory/ntap-20250110-0005/

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