CVE-2021-37219

moderate-risk
Published 2021-09-07

HashiCorp Consul and Consul Enterprise 1.10.1 Raft RPC layer allows non-server agents with a valid certificate signed by the same CA to access server-only functionality, enabling privilege escalation. Fixed in 1.8.15, 1.9.9 and 1.10.2.

Do I need to act?

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0.43% 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
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Hashicorp

References (6)

Vendor Advisory https://discuss.hashicorp.com/t/hcsec-2021-22-consul-raft-rpc-privilege-escalati...
Third Party Advisory https://security.gentoo.org/glsa/202207-01
Product https://www.hashicorp.com/blog/category/consul
Vendor Advisory https://discuss.hashicorp.com/t/hcsec-2021-22-consul-raft-rpc-privilege-escalati...
Third Party Advisory https://security.gentoo.org/glsa/202207-01
Product https://www.hashicorp.com/blog/category/consul
39
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 2/34 · Minimal
Exposure 7/34 · Low