reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.3 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a SIP packet with a Contact header that lacks a < (less than) character.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.0 | 1.8.0 |
| Asterisk | Digium | 1.8.1 | 1.8.1 |
| Asterisk | Digium | 1.8.1 | 1.8.1 |
| Asterisk | Digium | 1.8.1.1 | 1.8.1.1 |
| Asterisk | Digium | 1.8.1.2 | 1.8.1.2 |
| Asterisk | Digium | 1.8.2 | 1.8.2 |
| Asterisk | Digium | 1.8.2.1 | 1.8.2.1 |
| Asterisk | Digium | 1.8.2.2 | 1.8.2.2 |
| Asterisk | Digium | 1.8.2.3 | 1.8.2.3 |
| Asterisk | Digium | 1.8.2.4 | 1.8.2.4 |
| Asterisk | Digium | 1.8.3 | 1.8.3 |
| Asterisk | Digium | 1.8.3 | 1.8.3 |
| Asterisk | Digium | 1.8.3 | 1.8.3 |
| Asterisk | Digium | 1.8.3 | 1.8.3 |
| Asterisk | Digium | 1.8.3.1 | 1.8.3.1 |
| Asterisk | Digium | 1.8.3.2 | 1.8.3.2 |
| Asterisk | Digium | 1.8.3.3 | 1.8.3.3 |
| Asterisk | Digium | 1.8.4 | 1.8.4 |
| Asterisk | Digium | 1.8.4 | 1.8.4 |
| Asterisk | Digium | 1.8.4 | 1.8.4 |
| Asterisk | Digium | 1.8.4 | 1.8.4 |
| Asterisk | Digium | 1.8.4.1 | 1.8.4.1 |
| Asterisk | Digium | 1.8.4.2 | 1.8.4.2 |
| Asterisk | Ubuntu | hardy | * |
| Asterisk | Ubuntu | upstream | * |