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.
{ "binaries": [ { "binary_name": "consul", "binary_version": "0.6.4~dfsg-3" }, { "binary_name": "golang-github-hashicorp-consul-dev", "binary_version": "0.6.4~dfsg-3" } ] }
{ "binaries": [ { "binary_name": "consul", "binary_version": "1.5.2+dfsg2-14" }, { "binary_name": "golang-github-hashicorp-consul-dev", "binary_version": "1.5.2+dfsg2-14" } ] }
{ "binaries": [ { "binary_name": "consul", "binary_version": "1.8.7+dfsg1-3" }, { "binary_name": "golang-github-hashicorp-consul-dev", "binary_version": "1.8.7+dfsg1-3" } ] }