[hlds] TF2 Client Crash Exploit

2015-06-06 Thread Adam Walker
Has anyone been encountering players that seem to be able to cause someone's 
Team Fortress 2 client to close to the desktop?
We've recently had a player performing these actions, but are unsure how they 
are doing it or how to protect against it. The player in question was known as 
lunar with ID STEAM_0:1:63519733, for reference purposes.
I have provided a copy of the dmp files generated from the incident via the 
link below. I feel this is rather severe as we've had our servers emptied from 
this exploit, so if we can get a solution then it would be to everyone's 
benefit.
- Crashdoom
ZIP Archive of dumps: https://dl.dropboxusercontent.com/u/50570879/dumps.zip 
(https://dl.dropboxusercontent.com/u/50570879/dumps.zip)

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Re: [hlds] TF2 Client Crash Exploit

2015-06-06 Thread Adam Walker
It appears to still be possible in version 2813840.
On Sun, Jun 7, 2015 at 01:19 AM, E. Olsen  wrote: Hmm...I had thought Valve had 
fixed this a couple of patches ago (Eric Smith was aware of it).
On Sat, Jun 6, 2015 at 7:51 PM, Adam Walker  wrote:
As a follow-up, the issue appears to be caused by an invalid .vtf spray. I will 
not post the associated file on the mailing list, but will provide it upon 
request.
When the .vtf is loaded by the client it seems to cause a memory access 
violation, which results in the game crashing. This also applies to players 
that attempt to view the spray, accidentally or otherwise.
- Crashdoom
On Sun, Jun 7, 2015 at 12:27 AM, Adam Walker  wrote:
Has anyone been encountering players that seem to be able to cause someone's 
Team Fortress 2 client to close to the desktop?
We've recently had a player performing these actions, but are unsure how they 
are doing it or how to protect against it. The player in question was known as 
lunar with ID STEAM_0:1:63519733, for reference purposes.
I have provided a copy of the dmp files generated from the incident via the 
link below. I feel this is rather severe as we've had our servers emptied from 
this exploit, so if we can get a solution then it would be to everyone's 
benefit.
- Crashdoom
ZIP Archive of dumps: https://dl.dropboxusercontent.com/u/50570879/dumps.zip 
(https://dl.dropboxusercontent.com/u/50570879/dumps.zip)
 Disclaimer: This email and any files transmitted with it are confidential and 
intended solely for the use of the individual or entity to whom they are 
addressed. If you have received this email in error please notify the system 
manager. Please note that any views or opinions presented in this email are 
solely those of the author and do not necessarily represent those of Ozzy 
Furocity. Finally, the recipient should check this email and any attachments 
for the presence of viruses. Ozzy Furocity accepts no liability for any damage 
caused by any virus transmitted by this email.
 Disclaimer: This email and any files transmitted with it are confidential and 
intended solely for the use of the individual or entity to whom they are 
addressed. If you have received this email in error please notify the system 
manager. Please note that any views or opinions presented in this email are 
solely those of the author and do not necessarily represent those of Ozzy 
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for the presence of viruses. Ozzy Furocity accepts no liability for any damage 
caused by any virus transmitted by this email.
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Re: [hlds] TF2 Client Crash Exploit

2015-06-06 Thread Adam Walker
As a follow-up, the issue appears to be caused by an invalid .vtf spray. I will 
not post the associated file on the mailing list, but will provide it upon 
request.
When the .vtf is loaded by the client it seems to cause a memory access 
violation, which results in the game crashing. This also applies to players 
that attempt to view the spray, accidentally or otherwise.
- Crashdoom
On Sun, Jun 7, 2015 at 12:27 AM, Adam Walker  wrote:
Has anyone been encountering players that seem to be able to cause someone's 
Team Fortress 2 client to close to the desktop?
We've recently had a player performing these actions, but are unsure how they 
are doing it or how to protect against it. The player in question was known as 
lunar with ID STEAM_0:1:63519733, for reference purposes.
I have provided a copy of the dmp files generated from the incident via the 
link below. I feel this is rather severe as we've had our servers emptied from 
this exploit, so if we can get a solution then it would be to everyone's 
benefit.
- Crashdoom
ZIP Archive of dumps: https://dl.dropboxusercontent.com/u/50570879/dumps.zip 
(https://dl.dropboxusercontent.com/u/50570879/dumps.zip)
 Disclaimer: This email and any files transmitted with it are confidential and 
intended solely for the use of the individual or entity to whom they are 
addressed. If you have received this email in error please notify the system 
manager. Please note that any views or opinions presented in this email are 
solely those of the author and do not necessarily represent those of Ozzy 
Furocity. Finally, the recipient should check this email and any attachments 
for the presence of viruses. Ozzy Furocity accepts no liability for any damage 
caused by any virus transmitted by this email.

Disclaimer: This email and any files transmitted with it are confidential and 
intended solely for the use of the individual or entity to whom they are 
addressed. If you have received this email in error please notify the system 
manager. Please note that any views or opinions presented in this email are 
solely those of the author and do not necessarily represent those of Ozzy 
Furocity. Finally, the recipient should check this email and any attachments 
for the presence of viruses. Ozzy Furocity accepts no liability for any damage 
caused by any virus transmitted by this email.___
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Re: [hlds] TF2 Client Crash Exploit

2015-06-06 Thread E. Olsen
Hmm...I had thought Valve had fixed this a couple of patches ago (Eric
Smith was aware of it).

On Sat, Jun 6, 2015 at 7:51 PM, Adam Walker crashd...@ozzyfurocity.net
wrote:

 As a follow-up, the issue appears to be caused by an invalid .vtf spray. I
 will not post the associated file on the mailing list, but will provide it
 upon request.

 When the .vtf is loaded by the client it seems to cause a memory access
 violation, which results in the game crashing. This also applies to players
 that attempt to view the spray, accidentally or otherwise.

 - Crashdoom

 On Sun, Jun 7, 2015 at 12:27 AM, Adam Walker crashd...@ozzyfurocity.net
 wrote:

 Has anyone been encountering players that seem to be able to cause
 someone's Team Fortress 2 client to close to the desktop?

 We've recently had a player performing these actions, but are unsure how
 they are doing it or how to protect against it. The player in question was
 known as lunar with ID STEAM_0:1:63519733, for reference purposes.

 I have provided a copy of the dmp files generated from the incident via
 the link below. I feel this is rather severe as we've had our servers
 emptied from this exploit, so if we can get a solution then it would be to
 everyone's benefit.

 - Crashdoom

 ZIP Archive of dumps:
 https://dl.dropboxusercontent.com/u/50570879/dumps.zip



 Disclaimer: This email and any files transmitted with it are confidential
 and intended solely for the use of the individual or entity to whom they
 are addressed. If you have received this email in error please notify the
 system manager. Please note that any views or opinions presented in this
 email are solely those of the author and do not necessarily represent those
 of Ozzy Furocity. Finally, the recipient should check this email and any
 attachments for the presence of viruses. Ozzy Furocity accepts no liability
 for any damage caused by any virus transmitted by this email.


 Disclaimer: This email and any files transmitted with it are confidential
 and intended solely for the use of the individual or entity to whom they
 are addressed. If you have received this email in error please notify the
 system manager. Please note that any views or opinions presented in this
 email are solely those of the author and do not necessarily represent those
 of Ozzy Furocity. Finally, the recipient should check this email and any
 attachments for the presence of viruses. Ozzy Furocity accepts no liability
 for any damage caused by any virus transmitted by this email.

 ___
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Re: [hlds] TF2 Client Crash Exploit

2015-06-06 Thread wickedplayer494
Yeah, I'd send that one in directly to Valve. Put the offending file on 
some service like Google Drive, Dropbox, OneDrive, etc.


On 6/6/2015 6:51 PM, Adam Walker wrote:
As a follow-up, the issue appears to be caused by an invalid .vtf 
spray. I will not post the associated file on the mailing list, but 
will provide it upon request.


When the .vtf is loaded by the client it seems to cause a memory 
access violation, which results in the game crashing. This also 
applies to players that attempt to view the spray, accidentally or 
otherwise.


- Crashdoom

On Sun, Jun 7, 2015 at 12:27 AM, Adam Walker 
crashd...@ozzyfurocity.net wrote:


Has anyone been encountering players that seem to be able to cause
someone's Team Fortress 2 client to close to the desktop?

We've recently had a player performing these actions, but are
unsure how they are doing it or how to protect against it. The
player in question was known as lunar with
ID STEAM_0:1:63519733, for reference purposes.

I have provided a copy of the dmp files generated from the
incident via the link below. I feel this is rather severe as we've
had our servers emptied from this exploit, so if we can get a
solution then it would be to everyone's benefit.

- Crashdoom

ZIP Archive of dumps:
https://dl.dropboxusercontent.com/u/50570879/dumps.zip



Disclaimer: This email and any files transmitted with it are
confidential and intended solely for the use of the individual or
entity to whom they are addressed. If you have received this email
in error please notify the system manager. Please note that any
views or opinions presented in this email are solely those of the
author and do not necessarily represent those of Ozzy Furocity.
Finally, the recipient should check this email and any attachments
for the presence of viruses. Ozzy Furocity accepts no liability
for any damage caused by any virus transmitted by this email.


Disclaimer: This email and any files transmitted with it are 
confidential and intended solely for the use of the individual or 
entity to whom they are addressed. If you have received this email in 
error please notify the system manager. Please note that any views or 
opinions presented in this email are solely those of the author and do 
not necessarily represent those of Ozzy Furocity. Finally, the 
recipient should check this email and any attachments for the presence 
of viruses. Ozzy Furocity accepts no liability for any damage caused 
by any virus transmitted by this email.



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