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.
{
    "cpes": [
        "cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*",
        "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*"
    ],
    "severity": "High"
}