options_identities.php in SquirrelMail 1.4.4 and earlier uses the extract function to process the $_POST variable, which allows remote attackers to modify or read the preferences of other users, conduct cross-site scripting XSS) attacks, and write arbitrary files.
| Software | From | Fixed in |
|---|---|---|
| squirrelmail / squirrelmail | 1.0.4 | 1.0.4.x |
| squirrelmail / squirrelmail | 1.0.5 | 1.0.5.x |
| squirrelmail / squirrelmail | 1.2.0 | 1.2.0.x |
| squirrelmail / squirrelmail | 1.2.1 | 1.2.1.x |
| squirrelmail / squirrelmail | 1.2.10 | 1.2.10.x |
| squirrelmail / squirrelmail | 1.2.11 | 1.2.11.x |
| squirrelmail / squirrelmail | 1.2.2 | 1.2.2.x |
| squirrelmail / squirrelmail | 1.2.3 | 1.2.3.x |
| squirrelmail / squirrelmail | 1.2.4 | 1.2.4.x |
| squirrelmail / squirrelmail | 1.2.5 | 1.2.5.x |
| squirrelmail / squirrelmail | 1.2.6 | 1.2.6.x |
| squirrelmail / squirrelmail | 1.2.7 | 1.2.7.x |
| squirrelmail / squirrelmail | 1.2.8 | 1.2.8.x |
| squirrelmail / squirrelmail | 1.2.9 | 1.2.9.x |
| squirrelmail / squirrelmail | 1.4 | 1.4.x |
| squirrelmail / squirrelmail | 1.4.0 | 1.4.0.x |
| squirrelmail / squirrelmail | 1.4.1 | 1.4.1.x |
| squirrelmail / squirrelmail | 1.4.2 | 1.4.2.x |
| squirrelmail / squirrelmail | 1.4.3 | 1.4.3.x |
| squirrelmail / squirrelmail | 1.4.3_rc1 | 1.4.3_rc1.x |
| squirrelmail / squirrelmail | 1.4.3a | 1.4.3a.x |
| squirrelmail / squirrelmail | 1.44 | 1.44.x |