The Manager Interface in Asterisk before 1.2.18 and 1.4.x before 1.4.3 allows remote attackers to cause a denial of service (crash) by using MD5 authentication to authenticate a user that does not have a password defined in manager.conf, resulting in a NULL pointer dereference.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Asterisk | Asterisk | 1.2.0_beta1 (including) | 1.2.0_beta1 (including) |
| Asterisk | Asterisk | 1.2.0_beta2 (including) | 1.2.0_beta2 (including) |
| Asterisk | Asterisk | 1.2.5 (including) | 1.2.5 (including) |
| Asterisk | Asterisk | 1.2.6 (including) | 1.2.6 (including) |
| Asterisk | Asterisk | 1.2.7 (including) | 1.2.7 (including) |
| Asterisk | Asterisk | 1.2.8 (including) | 1.2.8 (including) |
| Asterisk | Asterisk | 1.2.9 (including) | 1.2.9 (including) |
| Asterisk | Asterisk | 1.2.10 (including) | 1.2.10 (including) |
| Asterisk | Asterisk | 1.2.11 (including) | 1.2.11 (including) |
| Asterisk | Asterisk | 1.2.12 (including) | 1.2.12 (including) |
| Asterisk | Asterisk | 1.2.13 (including) | 1.2.13 (including) |
| Asterisk | Asterisk | 1.2.14 (including) | 1.2.14 (including) |
| Asterisk | Asterisk | 1.2.15 (including) | 1.2.15 (including) |
| Asterisk | Asterisk | 1.2.16 (including) | 1.2.16 (including) |
| Asterisk | Asterisk | 1.2.17 (including) | 1.2.17 (including) |
| Asterisk | Asterisk | 1.4.1 (including) | 1.4.1 (including) |
| Asterisk | Asterisk | 1.4.2 (including) | 1.4.2 (including) |
| Asterisk | Asterisk | 1.4_beta (including) | 1.4_beta (including) |
| Asterisk | Ubuntu | dapper | * |
| Asterisk | Ubuntu | devel | * |
| Asterisk | Ubuntu | edgy | * |
| Asterisk | Ubuntu | feisty | * |
| Asterisk | Ubuntu | gutsy | * |
| Asterisk | Ubuntu | hardy | * |
| Asterisk | Ubuntu | intrepid | * |
| Asterisk | Ubuntu | jaunty | * |
| Asterisk | Ubuntu | karmic | * |
| Asterisk | Ubuntu | upstream | * |