Re: IE 5.0 security vulnerabilities - %01 bug again

From: Georgi Guninski (joroat_private)
Date: Sat Apr 10 1999 - 10:51:47 PDT

  • Next message: Oliver Xymoron: "Re: ipop3d (x2) / pine (x2)"

    Eric Stevens wrote:
    >
    > Is there any way to exploit this with files that are not recognized as text.
    
    Yes, there is such a way. You must use TDC to read files with extensions
    different from .txt or .html.
    
    Demonstration of reading AUTOEXEC.BAT is available at:
    http://www.nat.bg/~joro/scrauto.html
    
    > Example, I tried modifying your code to c:\autoexec.bat and
    > c:\winnt\win.ini.  Instead of displaying the contents of my autoexec.bat
    > file, I instead recieved an Open/Save As dialog.  Open tries to execute the
    > bat file or edit the ini file in the temp folder where it was downloaded,
    > and save as does the obvious.  This problem exists on both versions of IE5
    > that I have access to, 5.00.0708.700 [ships with Windows 2000 Beta 2 build
    > 5.00.1877], and 5.00.2014.0216 [a public release].  Hopefully this can't be
    > exploited against anything but text files as it's not terribly likely that
    > you have any sensitive information sitting around in text files whose names
    > are likely to be guessed.
    >
    
    Regards,
    Georgi Guninski
    



    This archive was generated by hypermail 2b30 : Fri Apr 13 2001 - 14:42:03 PDT