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Microsoft Windows Kernel 'win32k.sys' Multiple DOS Vulnerabilities

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

4.9

CVSSv2 Vector

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Solution Type

Solution Type

Vendor Wont Fix

Created

Created

12 years ago

Modified

Modified

3 years ago

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Summary

Windows XP/2000/2003 is prone to multiple Denial Of Service vulnerabilities.

Insight

Insight

The flaws are due to: - error in the 'SfnLOGONNOTIFY()' function in 'win32k.sys' when handling window messages. This can be exploited to cause a kernel crash by sending a specially crafted '4Ch' message to the 'DDEMLEvent' window. - error in the 'SfnINSTRING()' function in 'win32k.sys' when handling window messages. This can be exploited to cause a kernel crash by sending a specially crafted '18Dh' message to the 'DDEMLEvent' window.

Affected Software

Affected Software

Microsoft Windows XP SP3 and prior. Microsoft Windows 2000 SP4 and prior. Microsoft Windows Server 2003 SP2 and prior.

Solution

Solution

No known solution was made available for at least one year since the disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.

Common Vulnerabilities and Exposures (CVE)

References

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1. Download Multipass

sudo snap install multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

3. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. If you don’t have it already, install Brew. Then, to install Multipass simply execute:

brew install --cask multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

2. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. Download the installer for Windows

Note: You need Windows 10 Pro/Enterprise/Education v 1803 or later, or any Windows 10 with VirtualBox

2. Ensure your network is private

Make sure your local network is designated as private, otherwise Windows prevents Multipass from starting.

3. Run the installer

You need to allow the installer to gain Administrator privileges.

4. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04

5. Log into the multipass instance

multipass shell mageni

6. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash