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functions/imap_general.php in SquirrelMail before 1.4.21 does not properly handle 8-bit characters in passwords, which allows remote attackers to cause a denial of service (disk consumption) by making many IMAP login attempts with different usernames, leading to the creation of many preferences files.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apple Osx Addressbook | — | Upgrade macOS to the latest versionApply OS X security update 2012-001 | Aug 28, 2015 | Aug 19, 2010 |
| Apple Osx Squirrelmail | — | Apply OS X security update 2012-001 | Feb 3, 2012 | Aug 19, 2010 |
| Centos_linux | — | Upgrade squirrelmail | Dec 1, 2016 | Aug 19, 2010 |
| Oracle_linux | — | Upgrade squirrelmail | Oct 16, 2024 | Aug 19, 2010 |
| Redhat_linux | — | — | Jul 9, 2025 | Jul 23, 2010 |
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