SquirrelMail IMAP denial of servcie
|squirrelmail-imap-dos (61124)||Low Risk|
SquirrelMail is vulnerable to a denial of service, caused by the improper handling of IMAP login attempts with 8-bit characters within the password. A remote attacker could exploit this vulnerability using random login attempts to cause the system to consume an overly large amount of disk space.
Denial of Service
Apply the appropriate update for your system. See References.
- Red Hat Bugzilla Bug 618096: CVE-2010-2813 SquirrelMail: DoS (disk space consumption) by random IMAP login attempts with 8-bit characters in the password.
- SquirrelMail Web site: SquirrelMail - Webmail for Nuts!.
- BID-42399: SquirrelMail Remote Denial of Service Vulnerability
- CVE-2010-2813: 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.
- DSA-2091: squirrelmail -- No user-specific token implemented
- MDVSA-2010:158: squirrelmail
- OSVDB ID: 67245: Squirrelmail Login Page functions/imap_general.php 8-bit Character Password Disk Exhaustion Remote DoS
- RHSA-2012-0103: Moderate: squirrelmail security update
- Debian Debian Linux 5.0
- MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
- MandrakeSoft Mandrake Linux Corporate Server 4.0
- Mandriva Enterprise Server 5
- Mandriva Enterprise Server 5 X86_64
- RedHat Enterprise Linux 4 ES
- RedHat Enterprise Linux 4 WS
- RedHat Enterprise Linux 4 Desktop
- RedHat Enterprise Linux 4 AS
- RedHat Enterprise Linux 5
- RedHat Enterprise Linux 5 Client Workstation
- SquirrelMail SquirrelMail 1.4.20
Aug 12, 2010
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.