SquirrelMail viewcert.php S/MIME plugin command execution
| squirrelmail-smime-command-execution (19242) |  High Risk |
Description:
SquirrelMail could allow a remote attacker to execute arbitrary commands on the system, caused by improper filtering of user-supplied input in the viewcert.php script. By supplying a specially-crafted $cert variable, a remote authenticated attacker could execute arbitrary commands on the system with Web server privileges.
Platforms Affected:
- SquirrelMail, SquirrelMail S/MIME plugin prior to 0.6
Remedy:
Upgrade to the latest version of SquirrelMail S/MIME plugin (0.6 or later), available from the SquirrelMail Web site. See References.
Consequences:
Gain Access
References:
- iDEFENSE Security Advisory 02/07/05, SquirrelMail S/MIME Plugin Command Injection Vulnerability at http://www.idefense.com/application/poi/display?id=191&type=vulnerabilities&flashstatus=true.
- SquirrelMail Web site, Plugins - S/MIME verification at http://www.squirrelmail.org/plugin_view.php?id=54.
- BID-12467: SquirrelMail S/MIME Plug-in Remote Command Execution Vulnerability
- CVE-2005-0239: viewcert.php in the S/MIME plugin 0.4 and 0.5 for Squirrelmail allows remote attackers to execute arbitrary commands via shell metacharacters in the cert parameter.
- SUSE-SR:2005:008: SUSE Security Summary Report
- US-CERT VU#502328: SquirrelMail vulnerable to command injection because of flawed input checking in S/MIME plug-in
Reported:
Feb 07, 2005
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