CVE-2021-32574

moderate-risk
Published 2021-07-17

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.

Do I need to act?

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0.80% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Hashicorp

References (8)

Vendor Advisory https://discuss.hashicorp.com/t/hcsec-2021-17-consul-s-envoy-tls-configuration-d...
Third Party Advisory https://github.com/hashicorp/consul/releases/tag/v1.10.1
Third Party Advisory https://security.gentoo.org/glsa/202208-09
Vendor Advisory https://www.hashicorp.com/blog/category/consul
Vendor Advisory https://discuss.hashicorp.com/t/hcsec-2021-17-consul-s-envoy-tls-configuration-d...
Third Party Advisory https://github.com/hashicorp/consul/releases/tag/v1.10.1
Third Party Advisory https://security.gentoo.org/glsa/202208-09
Vendor Advisory https://www.hashicorp.com/blog/category/consul
36
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 3/34 · Minimal
Exposure 7/34 · Low