ISC DHCP 4.1 before 4.1.1-P1 and 4.0 before 4.0.2-P1 allows remote attackers to cause a denial of service (server exit) via a zero-length client ID.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Dhcp | Isc | 4.1.0 (including) | 4.1.0 (including) |
| Dhcp | Isc | 4.1.1 (including) | 4.1.1 (including) |
| Dhcp | Isc | 4.1.1-b1 (including) | 4.1.1-b1 (including) |
| Dhcp | Isc | 4.1.1-b2 (including) | 4.1.1-b2 (including) |
| Dhcp | Isc | 4.1.1-b3 (including) | 4.1.1-b3 (including) |
| Dhcp | Isc | 4.1.1-rc1 (including) | 4.1.1-rc1 (including) |
| Dhcp | Ubuntu | dapper | * |
| Dhcp | Ubuntu | upstream | * |
| Dhcp3 | Ubuntu | upstream | * |