CVE-2011-1892
Microsoft SharePoint and Office Products - XML External Entity Injection in Web Parts
Title source: llmExploitation Summary
EIP tracks 1 public exploit for CVE-2011-1892. PoCs published by Nicolas Gregoire.
AI-analyzed exploit summary This exploit leverages XML External Entity (XXE) injection to disclose arbitrary files from the server. The PoC includes an XML file with an external entity reference to 'c:\windows\system32\drivers\etc\hosts' and an XSL file to process the XML, demonstrating file disclosure in SharePoint and DotNetNuke.
Description
Microsoft Office Groove 2007 SP2, SharePoint Workspace 2010 Gold and SP1, Office Forms Server 2007 SP2, Office SharePoint Server 2007 SP2, Office SharePoint Server 2010 Gold and SP1, Office Groove Data Bridge Server 2007 SP2, Office Groove Management Server 2007 SP2, Groove Server 2010 Gold and SP1, Windows SharePoint Services 3.0 SP2, SharePoint Foundation 2010, and Office Web Apps 2010 Gold and SP1 do not properly handle Web Parts containing XML classes referencing external entities, which allows remote authenticated users to read arbitrary files via a crafted XML and XSL file, aka "SharePoint Remote File Disclosure Vulnerability."
Exploits (1)
This exploit leverages XML External Entity (XXE) injection to disclose arbitrary files from the server. The PoC includes an XML file with an external entity reference to 'c:\windows\system32\drivers\etc\hosts' and an XSL file to process the XML, demonstrating file disclosure in SharePoint and DotNetNuke.