Microsoft Windows XP and Windows Server 2003 HCP URL code execution
| win-hcp-code-execution (16095) |  High Risk |
Description:
Microsoft Windows XP and Windows Server 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 Microsoft Security Bulletin MS04-015. See References.
References:
- CIAC Information Bulletin O-140: Microsoft HCP Protocol URL Validation Vulnerability.
- Microsoft Security Bulletin MS04-015: Vulnerability in Help and Support Center Could Allow Remote Code Execution (840374).
- BID-10321: Microsoft Windows HSC DVD Driver Upgrade Code Execution Vulnerability
- CVE-2004-0199: Help and Support Center in Microsoft Windows XP and Windows Server 2003 SP1 does not properly validate HCP URLs, which allows remote attackers to execute arbitrary code, as demonstrated using certain hcp:// URLs that access the DVD Upgrade capability (dvdupgrd.htm).
- US-CERT VU#484814: Microsoft Help and Support Center (HCP) fails to properly validate HCP URLs
Platforms Affected:
- Microsoft Windows 2003 Server
- Microsoft Windows 2003 Server SP1 x64
- Microsoft Windows XP 2003 x64
- Microsoft Windows XP SP1 x64
- Microsoft Windows XP SP1
- Microsoft Windows XP
Reported:
May 11, 2004
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