FIX: An Unchecked Buffer in PPTP Before Authentication May Permit Denial-of-Service Attacks (330494)



The information in this article applies to:

  • Microsoft Windows CE .NET 4.0

This article was previously published under Q330494

SYMPTOMS

An unchecked buffer in Point-to-Point Tunneling Protocol (PPTP) before authentication may permit denial-of-service attacks.

RESOLUTION

Hotfix Information

A supported software update is now available from Microsoft as Windows CE 4.0 Core OS QFE 330494. To resolve this problem immediately, click the following article number for information about obtaining Windows CE Platform Builder and core operating system software updates:

837392 How to locate core operating system fixes for Microsoft Windows CE Platform Builder products

File Information

The English version of this package has the file attributes (or later) that are listed in the following table.
Date         Time   Version       Size    File name
   -----------------------------------------------------------------------------
   12-Nov-2002  20:00  4.0.2.1112   535,136  021112_armv4i_wce40-q330494.exe  
   12-Nov-2002  20:00  4.0.2.1112   535,136  021112_armv4t_wce40-q330494.exe
   12-Nov-2002  20:00  4.0.2.1112   535,136  021112_armv4_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   518,752  021112_mips16_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   551,520  021112_mipsii_fp_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   551,520  021112_mipsii_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   559,712  021112_mipsiv_fp_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   559,712  021112_mipsiv_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   526,944  021112_sh3_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   526,944  021112_sh4_wce40-q330494.exe
   12-Nov-2002  20:01  4.0.2.1112   506,464  021112_x86_wce40-q330494.exe
The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date         Time                      Size    File name
   --------------------------------------------------------------

   Path: Public\Common\Oak\Lib\Armv4\Debug
   31-Oct-2002  19:16                    612,354  Raspptp.lib
   31-Oct-2002  19:16                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4\Retail
   31-Oct-2002  19:06                    285,624  Raspptp.lib
   31-Oct-2002  19:06                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4i\Debug
   31-Oct-2002  19:58                    612,898  Raspptp.lib
   31-Oct-2002  19:58                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4i\Retail
   31-Oct-2002  19:48                    286,174  Raspptp.lib
   31-Oct-2002  19:48                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4t\Debug
   31-Oct-2002  19:37                    581,672  Raspptp.lib
   31-Oct-2002  19:37                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Armv4t\Retail
   31-Oct-2002  19:27                    285,646  Raspptp.lib
   31-Oct-2002  19:27                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mips16\Debug
   31-Oct-2002  21:00                    548,850  Raspptp.lib
   31-Oct-2002  21:00                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mips16\Retail
   31-Oct-2002  20:50                    254,948  Raspptp.lib
   31-Oct-2002  20:50                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii\Debug
   31-Oct-2002  20:20                    634,348  Raspptp.lib
   31-Oct-2002  20:20                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii\Retail
   31-Oct-2002  20:09                    297,658  Raspptp.lib
   31-Oct-2002  20:09                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii_fp\Debug
   31-Oct-2002  21:21                    634,420  Raspptp.lib
   31-Oct-2002  21:21                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsii_fp\Retail
   31-Oct-2002  21:10                    297,706  Raspptp.lib
   31-Oct-2002  21:10                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv\Debug
   31-Oct-2002  20:40                    641,636  Raspptp.lib
   31-Oct-2002  20:40                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv\Retail
   31-Oct-2002  20:30                    304,812  Raspptp.lib
   31-Oct-2002  20:30                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv_fp\Debug
   31-Oct-2002  21:41                    641,708  Raspptp.lib
   31-Oct-2002  21:41                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Mipsiv_fp\Retail
   31-Oct-2002  21:31                    304,858  Raspptp.lib
   31-Oct-2002  21:31                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh3\Debug
   31-Oct-2002  18:33                    552,780  Raspptp.lib
   31-Oct-2002  18:33                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh3\Retail
   31-Oct-2002  18:23                    272,816  Raspptp.lib
   31-Oct-2002  18:23                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh4\Debug
   31-Oct-2002  18:55                    552,604  Raspptp.lib
   31-Oct-2002  18:55                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\Sh4\Retail
   31-Oct-2002  18:44                    272,064  Raspptp.lib
   31-Oct-2002  18:44                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\X86\Debug
   31-Oct-2002  18:13                    547,864  Raspptp.lib
   31-Oct-2002  18:13                    110,592  Raspptp.pdb

   Path: Public\Common\Oak\Lib\X86\Retail
   31-Oct-2002  18:04                    252,066  Raspptp.lib
   31-Oct-2002  18:04                    110,592  Raspptp.pdb

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Modification Type:MinorLast Reviewed:5/27/2005
Keywords:kbbug kbfix kbQFE KB330494 kbAudOEM kbAudDeveloper