Samba 3.x before 3.6.23, 4.0.x before 4.0.16, and 4.1.x before 4.1.6 does not enforce the password-guessing protection mechanism for all interfaces, which makes it easier for remote attackers to obtain access via brute-force ChangePasswordUser2 (1) SAMR or (2) RAP attempts.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Samba | Samba | 3.4.0 (including) | 3.6.23 (excluding) |
| Samba | Samba | 4.0.0 (including) | 4.0.16 (excluding) |
| Samba | Samba | 4.1.0 (including) | 4.1.6 (excluding) |
| Red Hat Enterprise Linux 5 | RedHat | samba3x-0:3.6.6-0.139.el5_10 | * |
| Red Hat Enterprise Linux 6 | RedHat | samba-0:3.6.9-168.el6_5 | * |
| Red Hat Enterprise Linux 6 | RedHat | samba4-0:4.0.0-61.el6_5.rc4 | * |
| Samba | Ubuntu | devel | * |
| Samba | Ubuntu | lucid | * |
| Samba | Ubuntu | precise | * |
| Samba | Ubuntu | quantal | * |
| Samba | Ubuntu | saucy | * |
| Samba | Ubuntu | trusty | * |
| Samba | Ubuntu | upstream | * |
| Samba | Ubuntu | utopic | * |
| Samba | Ubuntu | vivid | * |
| Samba | Ubuntu | wily | * |
| Samba | Ubuntu | xenial | * |
| Samba | Ubuntu | yakkety | * |
| Samba | Ubuntu | zesty | * |
| Samba4 | Ubuntu | lucid | * |
| Samba4 | Ubuntu | precise | * |
| Samba4 | Ubuntu | quantal | * |
| Samba4 | Ubuntu | saucy | * |
| Samba4 | Ubuntu | upstream | * |