CVE-2021-36213

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CVSS 3.1

7.5 high

EPSS

2%p77

Published

Jul 17, 2021 (Jul 17, 2021)

Modified

Jun 17, 2026

Description

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to incorrectly fail open, allowing L4 traffic. Fixed in 1.9.8 and 1.10.1.

Vendors: hashicorp
Products: consul
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.8%)

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