PostgreSQL 8.1 and probably later versions, when local trust authentication is enabled and the Database Link library (dblink) is installed, allows remote attackers to access arbitrary accounts and execute arbitrary SQL queries via a dblink host parameter that proxies the connection from 127.0.0.1.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Postgresql | Postgresql | 7.3 (including) | 7.3.21 (excluding) |
| Postgresql | Postgresql | 7.4 (including) | 7.4.19 (excluding) |
| Postgresql | Postgresql | 8.0 (including) | 8.0.15 (excluding) |
| Postgresql | Postgresql | 8.1 (including) | 8.1.11 (excluding) |
| Postgresql | Postgresql | 8.2 (including) | 8.2.6 (excluding) |
| Red Hat Enterprise Linux 3 | RedHat | rh-postgresql-0:7.3.21-1 | * |
| Red Hat Enterprise Linux 4 | RedHat | postgresql-0:7.4.19-1.el4_6.1 | * |
| Red Hat Enterprise Linux 5 | RedHat | postgresql-0:8.1.11-1.el5_1.1 | * |
| Red Hat Web Application Stack for RHEL 4 | RedHat | postgresql-0:8.1.11-1.el4s1.1 | * |