SquirrelMail options_identities.php set POST variable
| squirrelmail-set-post-variable (21359) |  Medium Risk |
Description:
SquirrelMail could allow a remote attacker to modify variables caused by a vulnerability in the options_identities.php script. A remote attacker could send a specially-crafted request to the $_POST variable of the options_identites.php script to perform cross-site scripting attacks, read and possibly write to other users preferences or create files in webserver-writable locations.
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of SquirrelMail (1.4.5 release candidate 1 or later), available from the SquirrelMail Web site. See References.
For Debian GNU/Linux 3.1 (Sarge):
Upgrade to the latest version of squirrelmail (1.4.4-6sarge1 or later), as listed in DSA-756-1. See References.
For Red Hat Linux:
Refer to RHSA-2005:595-15 for patch, upgrade, or suggested workaround information. See References.
References:
- BugTraq Mailing List, Wed Jul 13 2005 - 14:12:31 CDT: [SM-ANNOUNCE] SquirrelMail 1.4.5 Released.
- CIAC Information Bulletin P-276: Apple Security Update 2005-007.
- SourceForge.net: You are requesting file: /squirrelmail/sqm-144-xss.patch.
- SquirrelMail Security 2005-07-13: $_POST variable handling in options_identites allows for different attacks.
- SquirrelMail Web site: ANNOUNCE: SquirrelMail 1.4.5-RC1 Released.
- BID-14254: SquirrelMail Variable Handling Vulnerability
- BID-14567: Apple Mac OS X Multiple Vulnerabilities
- CVE-2005-2095: 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.
- DSA-756: squirrelmail -- several vulnerabilities
- MDKSA-2005:202: Updated squirrelmail packages fix vulnerability
- RHSA-2005-595: squirrelmail security update
- SUSE-SR:2005:018: SUSE Security Summary Report
Platforms Affected:
- Debian Debian Linux 3.0
- Debian Debian Linux 3.1
- MandrakeSoft Mandrake Linux Corporate Server 3.0 X86_64
- MandrakeSoft Mandrake Linux Corporate Server 3.0
- RedHat Enterprise Linux 3 AS
- RedHat Enterprise Linux 3 WS
- RedHat Enterprise Linux 3 ES
- RedHat Enterprise Linux 3 Desktop
- RedHat Enterprise Linux 4 AS
- RedHat Enterprise Linux 4 ES
- RedHat Enterprise Linux 4 Desktop
- RedHat Enterprise Linux 4 WS
- SquirrelMail SquirrelMail 1.4.0 - 1.4.5-RC1
Reported:
Jul 13, 2005
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