CVE-2021-32574
HIGHHashiCorp Consul 1.3.0-1.10.0 - Improper Certificate Validation in Envoy Proxy TLS Configuration
Title source: llmDescription
HashiCorp Consul and Consul Enterprise 1.3.0 through 1.10.0 Envoy proxy TLS configuration does not validate destination service identity in the encoded subject alternative name. Fixed in 1.8.14, 1.9.8, and 1.10.1.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_misc
https://www.hashicorp.com/blog/category/consul
Third Party Advisory x_refsource_confirm
https://github.com/hashicorp/consul/releases/tag/v1.10.1
Vendor Advisory x_refsource_confirm
https://discuss.hashicorp.com/t/hcsec-2021-17-consul-s-envoy-tls-configuration-did-not-validate-destination-service-subject-alternative-names/26856
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202208-09
Scores
CVSS v3
7.5
EPSS
0.0146
EPSS Percentile
70.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Details
CWE
CWE-295
Status
published
Products (2)
hashicorp/consul
0 - 1.10.1Go
hashicorp/consul
1.3.0 - 1.8.14 (2 CPE variants)
Published
Jul 17, 2021
Tracked Since
Feb 18, 2026