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 | 1.2.14 | 1.2.14 |
| Asterisk | Asterisk | 1.2.16 | 1.2.16 |
| Asterisk | Asterisk | 1.2.5 | 1.2.5 |
| Asterisk | Asterisk | 1.4_beta | 1.4_beta |
| Asterisk | Asterisk | 1.2.6 | 1.2.6 |
| Asterisk | Asterisk | 1.2.7 | 1.2.7 |
| Asterisk | Asterisk | 1.2.0_beta1 | 1.2.0_beta1 |
| Asterisk | Asterisk | 1.2.8 | 1.2.8 |
| Asterisk | Asterisk | 1.4.2 | 1.4.2 |
| Asterisk | Asterisk | 1.2.15 | 1.2.15 |
| Asterisk | Asterisk | 1.2.17 | 1.2.17 |
| Asterisk | Asterisk | 1.2.11 | 1.2.11 |
| Asterisk | Asterisk | 1.2.12 | 1.2.12 |
| Asterisk | Asterisk | 1.2.10 | 1.2.10 |
| Asterisk | Asterisk | 1.2.9 | 1.2.9 |
| Asterisk | Asterisk | 1.2.13 | 1.2.13 |
| Asterisk | Asterisk | 1.2.0_beta2 | 1.2.0_beta2 |
| Asterisk | Asterisk | 1.4.1 | 1.4.1 |