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Home » Hacking News » Microsoft IIS user existence disclosure vulnerability

Microsoft IIS user existence disclosure vulnerability

by Mario Miri on May 16th, 2003 When user attempts to authenticate against a vulnerable system, different messages are generated whether the user exists or not.


Vulnerable:
Microsoft IIS 4.0 alpha
Microsoft IIS 4.0
Microsoft IIS 5.0
Microsoft IIS 5.1


Solution:
Currently there are no vendor supplied patches.


Discovered by:
[email protected]


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