HashiCorp Consul Template up to 0.27.2, 0.28.2, and 0.29.1 may expose the contents of Vault secrets in the error returned by the *template.Template.Execute method, when given a template using Vault secret contents incorrectly. Fixed in 0.27.3, 0.28.3, and 0.29.2.
Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Consul_template | Hashicorp | * | 0.29.2 (excluding) |
While logging all information may be helpful during development stages, it is important that logging levels be set appropriately before a product ships so that sensitive user data and system information are not accidentally exposed to potential attackers. Different log files may be produced and stored for: