Denial of Service (DoS) in HashiCorp Consul
Date: 2022-02
Affected: go/github.com/hashicorp/consul, go/github.com/hashicorp/consul
Attack vector: dos
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2020-12758
CWE: CWE-400
CVSS: 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

HashiCorp Consul and Consul Enterprise could crash when configured with an abnormally-formed service-router entry. Introduced in 1.6.0, fixed in 1.6.6 and 1.7.4. ### Specific Go Packages Affected github.com/hashicorp/consul/agent/consul/discoverychain


Mitigations:

Architectural layers (MAESTRO):