CVE-2021-36213 affects HashiCorp Consul and Consul Enterprise versions 1.9.0 through 1.10.0, where a specific L7 deny policy configuration incorrectly causes intentions to fail open, allowing unauthorized L4 network traffic. With a CVSS score of 7.5 (High), this vulnerability is network-exploitable with low attack complexity, potentially leading to high integrity impacts by bypassing intended security controls. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this flaw.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.9.0, < 1.9.8CPE matchmatch criteria | cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:* | ||
>= 1.9.0, < 1.9.8CPE matchmatch criteria | cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:* | ||
>= 1.10.0, < 1.10.1CPE matchmatch criteria | cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:* | ||
>= 1.10.0, < 1.10.1CPE matchmatch criteria | cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.