Microsoft Outlook and Outlook Express URI handling command execution
| outlook-uri-command-execution (38324) |  High Risk |
Description:
Microsoft Outlook and Outlook Express could allow a remote attacker to execute arbitrary commands on the system, caused by improper filtering of certain Uniform Resource Identifiers (URIs) when running on Microsoft Windows systems with Internet Explorer 7 installed. By persuading a victim to visit a specially-crafted Web page that calls one of the vulnerable protocol handlers, a remote attacker could exploit this vulnerability to inject and execute arbitrary shell commands on the system.
Platforms Affected:
- Microsoft, Outlook
- Microsoft, Outlook Express
Remedy:
Refer to Microsoft Security Advisory (943521) for suggested workaround. See References.
Consequences:
Gain Access
References:
- Full-Disclosure Mailing List, Wed, 25 Jul 2007 20:48:23 +0200, Mozilla protocol abuse at http://seclists.org/fulldisclosure/2007/Jul/0557.html.
- Microsoft Security Advisory (943521), URL Handling Vulnerability in Windows XP and Windows Server 2003 with Windows Internet Explorer 7 Could Allow Remote Code Execution at http://www.microsoft.com/technet/security/advisory/943521.mspx.
- CVE-2007-4040: Argument injection vulnerability involving Microsoft Outlook and Outlook Express, when certain URIs are registered, allows remote attackers to conduct cross-browser scripting attacks and execute arbitrary commands via shell metacharacters in an unspecified URI, which are inserted into the command line when invoking the handling process, a similar issue to CVE-2007-3670.
Reported:
Jul 27, 2007
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