Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the check_relay function by spoofing a blank DNS hostname.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Sendmail | Sendmail | 8.9.0 (including) | 8.9.0 (including) |
| Sendmail | Sendmail | 8.9.1 (including) | 8.9.1 (including) |
| Sendmail | Sendmail | 8.9.2 (including) | 8.9.2 (including) |
| Sendmail | Sendmail | 8.9.3 (including) | 8.9.3 (including) |
| Sendmail | Sendmail | 8.10 (including) | 8.10 (including) |
| Sendmail | Sendmail | 8.10.0 (including) | 8.10.0 (including) |
| Sendmail | Sendmail | 8.10.1 (including) | 8.10.1 (including) |
| Sendmail | Sendmail | 8.10.2 (including) | 8.10.2 (including) |
| Sendmail | Sendmail | 8.11.0 (including) | 8.11.0 (including) |
| Sendmail | Sendmail | 8.11.1 (including) | 8.11.1 (including) |
| Sendmail | Sendmail | 8.11.2 (including) | 8.11.2 (including) |
| Sendmail | Sendmail | 8.11.3 (including) | 8.11.3 (including) |
| Sendmail | Sendmail | 8.11.4 (including) | 8.11.4 (including) |
| Sendmail | Sendmail | 8.11.5 (including) | 8.11.5 (including) |
| Sendmail | Sendmail | 8.11.6 (including) | 8.11.6 (including) |
| Sendmail | Sendmail | 8.11.7 (including) | 8.11.7 (including) |
| Sendmail | Sendmail | 8.12-beta10 (including) | 8.12-beta10 (including) |
| Sendmail | Sendmail | 8.12-beta12 (including) | 8.12-beta12 (including) |
| Sendmail | Sendmail | 8.12-beta16 (including) | 8.12-beta16 (including) |
| Sendmail | Sendmail | 8.12-beta5 (including) | 8.12-beta5 (including) |
| Sendmail | Sendmail | 8.12-beta7 (including) | 8.12-beta7 (including) |
| Sendmail | Sendmail | 8.12.0 (including) | 8.12.0 (including) |
| Sendmail | Sendmail | 8.12.1 (including) | 8.12.1 (including) |
| Sendmail | Sendmail | 8.12.2 (including) | 8.12.2 (including) |
| Sendmail | Sendmail | 8.12.3 (including) | 8.12.3 (including) |
| Sendmail | Sendmail | 8.12.4 (including) | 8.12.4 (including) |
| Sendmail | Sendmail | 8.12.5 (including) | 8.12.5 (including) |
| Sendmail | Sendmail | 8.12.6 (including) | 8.12.6 (including) |