Vulnerability in Hashicorp Consul
CVE-2021-32574
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.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.015 (73.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.hashicorp.com/blog/category/consul (Vendor Advisory)
- github.com/hashicorp/consul/releases/tag/v1.10.1 (Third Party Advisory)
- discuss.hashicorp.com/t/hcsec-2021-17-consul-s-envoy-tls-configuration-did-not-… (Vendor Advisory)
- security.gentoo.org/glsa/202208-09 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32574?
- CVE-2021-32574 is a high-severity vulnerability in Hashicorp Consul, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2021-07-17.
- How severe is CVE-2021-32574?
- High severity. CVSS v3 base score is 7.5 out of 10.