Description
HashiCorp Consul and Consul Enterprise include an HTTP API (introduced in 1.2.0) and DNS (introduced in 1.4.3) caching feature that was vulnerable to denial of service. Fixed in 1.6.6 and 1.7.4.
References (3)
Core 3
Core References
Patch, Third Party Advisory x_refsource_confirm
https://github.com/hashicorp/consul/pull/8023
Release Notes, Third Party Advisory x_refsource_confirm
https://github.com/hashicorp/consul/blob/v1.6.6/CHANGELOG.md
Release Notes, Third Party Advisory x_refsource_confirm
https://github.com/hashicorp/consul/blob/v1.7.4/CHANGELOG.md
Scores
CVSS v3
7.5
EPSS
0.0087
EPSS Percentile
75.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-770
Status
published
Products (2)
hashicorp/consul
1.2.0 - 1.6.6 (2 CPE variants)
hashicorp/consul
1.2.0 - 1.6.6Go
Published
Jun 11, 2020
Tracked Since
Feb 18, 2026