Microsoft Windows XP and Windows Server 2003 HCP URL code execution
| win-hcpurl-code-execution (15704) |  High Risk |
Description:
Microsoft Windows XP and Windows Server 2003 could allow a remote attacker to execute arbitrary code on the system, caused by improper validation of Help Center and Support (HCP) URLs. By creating a specially-crafted hcp:// URL, a remote attacker could execute arbitrary code on the victim's computer, with privileges of the victim, once the URL is clicked. An attacker could exploit this vulnerability by creating a malicious Web page and hosting it on a Web site or by sending it to a victim as an HTML email.
Consequences:
Gain Access
Remedy:
Apply the appropriate patch for your system, as listed in the Microsoft Security Bulletin MS04-011. See References.
References:
- CIAC Information Bulletin O-114: Microsoft Security Update for Microsoft Windows.
- CIAC Information Bulletin O-114: Microsoft Security Update for Microsoft Windows [REVISED 25 Jun 2004].
- Full-Disclosure Mailing List, Tue Apr 13 2004 - 13:25:20 CDT: Microsoft Help and Support Center argument injection vulnerability.
- Full-Disclosure Mailing List, Tue Apr 13 2004 - 13:25:20 CDT: Microsoft Help and Support Center argument injection vulnerability.
- iDEFENSE Security Advisory 04.13.04: Microsoft Help and Support Center Argument Injection Vulnerability.
- iDEFENSE Security Advisory 04.13.04: Microsoft Help and Support Center Argument Injection Vulnerability.
- Internet Security Systems Security Alert, April 13, 2004: Multiple Vulnerabilities in Microsoft Products.
- Microsoft Security Bulletin MS04-011: Security Update for Microsoft Windows (835732).
- BID-10119: Microsoft Windows Help And Support Center URI Validation Code Execution Vulnerability
- CVE-2003-0907: Help and Support Center in Microsoft Windows XP SP1 does not properly validate HCP URLs, which allows remote attackers to execute arbitrary code via quotation marks in an hcp:// URL, which are not quoted when constructing the argument list to HelpCtr.exe.
- US-CERT VU#260588: Microsoft Windows Help and Support Center (HCP) fails to validate HCP URLs
Platforms Affected:
- Microsoft Windows 2003 Server
- Microsoft Windows XP
Reported:
Apr 13, 2004
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 the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email xforce@iss.net