OpenTTD before 1.0.1 accepts a company password for authentication in response to a request for the server password, which allows remote authenticated users to bypass intended access restrictions or cause a denial of service (daemon crash) by sending a company password packet.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Openttd | Openttd | * | 1.0.0 (including) |
| Openttd | Openttd | 0.1.1 (including) | 0.1.1 (including) |
| Openttd | Openttd | 0.1.2 (including) | 0.1.2 (including) |
| Openttd | Openttd | 0.1.3 (including) | 0.1.3 (including) |
| Openttd | Openttd | 0.1.4 (including) | 0.1.4 (including) |
| Openttd | Openttd | 0.2.0 (including) | 0.2.0 (including) |
| Openttd | Openttd | 0.2.1 (including) | 0.2.1 (including) |
| Openttd | Openttd | 0.3.0 (including) | 0.3.0 (including) |
| Openttd | Openttd | 0.3.1 (including) | 0.3.1 (including) |
| Openttd | Openttd | 0.3.2 (including) | 0.3.2 (including) |
| Openttd | Openttd | 0.3.2.1 (including) | 0.3.2.1 (including) |
| Openttd | Openttd | 0.3.3 (including) | 0.3.3 (including) |
| Openttd | Openttd | 0.3.4 (including) | 0.3.4 (including) |
| Openttd | Openttd | 0.3.5 (including) | 0.3.5 (including) |
| Openttd | Openttd | 0.3.6 (including) | 0.3.6 (including) |
| Openttd | Openttd | 0.3.7 (including) | 0.3.7 (including) |
| Openttd | Openttd | 0.4.0 (including) | 0.4.0 (including) |
| Openttd | Openttd | 0.4.0.1 (including) | 0.4.0.1 (including) |
| Openttd | Openttd | 0.4.5 (including) | 0.4.5 (including) |
| Openttd | Openttd | 0.4.6 (including) | 0.4.6 (including) |
| Openttd | Openttd | 0.4.7 (including) | 0.4.7 (including) |
| Openttd | Openttd | 0.4.8 (including) | 0.4.8 (including) |
| Openttd | Openttd | 0.4.8-rc1 (including) | 0.4.8-rc1 (including) |
| Openttd | Openttd | 0.5.0 (including) | 0.5.0 (including) |
| Openttd | Openttd | 0.5.0-rc1 (including) | 0.5.0-rc1 (including) |
| Openttd | Openttd | 0.5.0-rc2 (including) | 0.5.0-rc2 (including) |
| Openttd | Openttd | 0.5.0-rc3 (including) | 0.5.0-rc3 (including) |
| Openttd | Openttd | 0.5.0-rc4 (including) | 0.5.0-rc4 (including) |
| Openttd | Openttd | 0.5.0-rc5 (including) | 0.5.0-rc5 (including) |
| Openttd | Openttd | 0.5.1 (including) | 0.5.1 (including) |
| Openttd | Openttd | 0.5.1-rc1 (including) | 0.5.1-rc1 (including) |
| Openttd | Openttd | 0.5.1-rc2 (including) | 0.5.1-rc2 (including) |
| Openttd | Openttd | 0.5.1-rc3 (including) | 0.5.1-rc3 (including) |
| Openttd | Openttd | 0.5.2 (including) | 0.5.2 (including) |
| Openttd | Openttd | 0.5.2-rc1 (including) | 0.5.2-rc1 (including) |
| Openttd | Openttd | 0.5.3 (including) | 0.5.3 (including) |
| Openttd | Openttd | 0.5.3-rc1 (including) | 0.5.3-rc1 (including) |
| Openttd | Openttd | 0.5.3-rc2 (including) | 0.5.3-rc2 (including) |
| Openttd | Openttd | 0.5.3-rc3 (including) | 0.5.3-rc3 (including) |
| Openttd | Openttd | 0.6.0 (including) | 0.6.0 (including) |
| Openttd | Openttd | 0.6.0-beta1 (including) | 0.6.0-beta1 (including) |
| Openttd | Openttd | 0.6.0-beta2 (including) | 0.6.0-beta2 (including) |
| Openttd | Openttd | 0.6.0-beta3 (including) | 0.6.0-beta3 (including) |
| Openttd | Openttd | 0.6.0-beta4 (including) | 0.6.0-beta4 (including) |
| Openttd | Openttd | 0.6.0-beta5 (including) | 0.6.0-beta5 (including) |
| Openttd | Openttd | 0.6.0-rc1 (including) | 0.6.0-rc1 (including) |
| Openttd | Openttd | 0.6.1 (including) | 0.6.1 (including) |
| Openttd | Openttd | 0.6.1-rc1 (including) | 0.6.1-rc1 (including) |
| Openttd | Openttd | 0.6.1-rc2 (including) | 0.6.1-rc2 (including) |
| Openttd | Openttd | 0.6.2-rc1 (including) | 0.6.2-rc1 (including) |
| Openttd | Openttd | 0.6.2-rc2 (including) | 0.6.2-rc2 (including) |
| Openttd | Openttd | 0.7.4 (including) | 0.7.4 (including) |
| Openttd | Ubuntu | hardy | * |
| Openttd | Ubuntu | jaunty | * |
| Openttd | Ubuntu | karmic | * |
| Openttd | Ubuntu | lucid | * |
| Openttd | Ubuntu | upstream | * |