Luckly, it happens with valid credentials only. I have written to
doch...@microsoft.com and will come back if there are relevant news.

Thanks a lot for your instructions.



On 05/07/18 21:09, Eric Brown via FreeRDP-devel wrote:
>  I would bring this up in the Windows Protocol Forums (
> https://social.msdn.microsoft.com/Forums/en-US/home?forum=os_windowsprotocols),
> or email to doch...@microsoft.com. They actively monitor for RDP issues
>
> Does this happen only with valid credentials? If not then it would be a
> more serious DoS vector
>
>
> On Tue, Jul 3, 2018 at 3:39 AM vrodriguez--- via FreeRDP-devel <
> freerdp-devel@lists.sourceforge.net> wrote:
>
>> Hello,
>>
>> I'm using freerdp to check RDP availability of a Win10 virtual machine.
>> The command used is:
>>
>> /usr/bin/xfreerdp /cert-ignore /auth-only /u:$USER /p:$PASS /v:$HOST
>>
>> Every time this command is launched, the svchost.exe process related to
>> "TermService" grows around 8MB in its "private bytes" memory. That
>> memory is never returned to the system and in a few days some messages
>> related to "resource exhaustion" are logged and eventually RDP stops
>> working. At that time, that svchost.exe has more than 10GB of "private
>> bytes". Win10 needs to be restarted for RDP to work again.
>>
>> Adding memory or a bigger pagefile to the VM only delays the time when
>> RDP stops working, it will eventually fail anyway.
>>
>> Do you think this is caused by FreeRDP shutting down the connection
>> without notifying the RDP Server?  In the end, I believe this is a
>> Windows issue, because just as it is right now is very easy to create a
>> DoS to a Win10 RDP server.
>>
>> Off topic: is there any other way to test RDP authentication?
>>
>> Thanks a lot.
>>
>>
>>
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