CSIRTUK advisories

ID: 3839
Date: 19/05/2009

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Title: 3839 - Vulnerability in Internet Information Services Could Allow Elevation of Privilege
Platform level affected:Net Application - Server
Hardware components affected:Intel PC
Specific operating systems components affected: 32-bit Windows
Net-enabled software: Web Server
Security software:Other
Other software: Other
Remediation Summary:The manufacturer has reported a problem with this product but has yet to publish a solution. CPNI advise that additional care is exercised when using this product.
Vendors affected:Microsoft
Applications affected:Microsoft Internet Information Services
Adversity source: Unknown
Attack Vector: Vulnerability exploitation
Virulence: Unknown
Warning Status: Unknown
Potential Damage: Privilege escalation
Possible Duration: Open Ended
Availability of fix: Available
Type of fix: Workaround
Source: www.microsoft.com
Reliability of source: Trusted
Source URL: http://www.microsoft.com/technet/security/advisory/971492.mspx
CVE: CVE-2009-1535
Abstract: Microsoft is investigating new public reports of a possible vulnerability in Microsoft Internet Information Services (IIS). An elevation of privilege vulnerability exists in the way that the WebDAV extension for IIS handles HTTP requests. An attacker could exploit this vulnerability by creating a specially crafted anonymous HTTP request to gain access to a location that typically requires authentication.

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Title: Microsoft Security Advisory Notification
Issued: May 18, 2009
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Security Advisories Updated or Released Today

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 * Microsoft Security Advisory (971492)
  - Title: Vulnerability in Internet Information
    Services Could Allow Elevation of Privilege
  - http://www.microsoft.com/technet/security/advisory/971492.mspx
  - Revision Note: Security Advisory published.   

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