VULNERABILITY INTELLIGENCE

CVE-2019-9764

CVSS score7.4 HIGH
EPSS probability0.61%
CISA KEVNot currently listed
Published2019-03-26
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Description

HashiCorp Consul 1.4.3 lacks server hostname verification for agent-to-agent TLS communication. In other words, the product behaves as if verify_server_hostname were set to false, even when it is actually set to true. This is fixed in 1.4.4.

Weakness classification

  • CWE-346: Origin Validation Error

Primary references