CVE-2021-32574
HIGHCVSS 7.5/10EPSS 1.46%
Last modified
CVE-2021-32574 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 1.46% chance of exploitation in the next 30 days.
Description
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Hashicorp | Consul | >= 1.3.0, < 1.8.14 |
| Hashicorp | Consul | >= 1.9.0, < 1.9.8 |
| Hashicorp | Consul | >= 1.10.0, < 1.10.1 |
References
- https://github.com/hashicorp/consul/releases/tag/v1.10.1Third Party Advisory
- https://security.gentoo.org/glsa/202208-09Third Party Advisory
- https://www.hashicorp.com/blog/category/consulVendor Advisory
- https://github.com/hashicorp/consul/releases/tag/v1.10.1Third Party Advisory
- https://security.gentoo.org/glsa/202208-09Third Party Advisory
- https://www.hashicorp.com/blog/category/consulVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2021-32574?
CVE-2021-32574 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.46% probability of exploitation in the next 30 days.
How do I fix CVE-2021-32574?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-32574?
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Scan your code nowSource: NVD / NIST