Buffer overflow in the spa_base64_to_bits function in Exim before 4.43, as originally obtained from Samba code, and as called by the auth_spa_client function, may allow attackers to execute arbitrary code during SPA authentication.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Exim | University_of_cambridge | * | 4.40 (including) |
| Exim | University_of_cambridge | 4.41 (including) | 4.41 (including) |
| Exim | University_of_cambridge | 4.42 (including) | 4.42 (including) |
| Red Hat Enterprise Linux 4 | RedHat | exim-0:4.43-1.RHEL4.3 | * |
| Exim4 | Ubuntu | dapper | * |
| Exim4 | Ubuntu | devel | * |
| Exim4 | Ubuntu | edgy | * |
| Exim4 | Ubuntu | feisty | * |