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After installing a sharepoint instance(Sp Server standard 2010 Sp1 and Windows 2008 r2 server) i get some errors being detected by the health analyzer ; Web Applications using Claims authentication require an update

Category security: Explanation Web Applications using Claims authentication are at risk for a potential security vulnerability, which may allow users elevation of privileges. Remedy A security update is required on each server in the farm. For more information about this rule, see "".

it does take be to this update. But i don't know which update to use as i'm on a Windows 2008 r2 server? Any ideas how to fix these errors?

Thanks in Advance

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up vote 1 down vote accepted

Hi these 2 external article may help you to resolve the issue

  1. Web Applications using Claims authentication require an update - TechNet
  2. Steps
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