An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. The X.509 certificate validation can be skipped for a TLS-based e-mail server.
The product does not validate, or incorrectly validates, a certificate.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Mattermost_server | Mattermost | * | 3.6.7 (excluding) |
| Mattermost_server | Mattermost | 3.7.0 (including) | 3.7.5 (excluding) |
| Mattermost_server | Mattermost | 3.8.0 (including) | 3.8.2 (excluding) |