[hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread Matt Lyons
Over the last few days I've had a couple of my servers experience weird behaviour, pausing, restarting or outright crashing. Notes: - Servers are using the beta update from a few days ago. - Servers are using latest version of SM/Meta Mod running kac and rcon_lock - rcon TCP port is blocked and

Re: [hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread Matt Lyons
Ok after a bit more googling its a hack: http://www.youtube.com/watch?v=xsC8GtSWuyU If you parse or stream your log files for monitoring you should probably add a watch/event for these long disconnect messages as they are using a 3rd party program to do so. ML. On 27/04/2010, at 11:16 AM,

Re: [hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread AzuiSleet
This particular exploit is a buffer overflow in the event message where the client can specify a disconnect message, and the server will serialize an event containing that message. There is an issue with the function that serializes the game event that causes a buffer overflow in the net message,

[hlds] Left 4 Dead 2 Update Available

2010-04-26 Thread Jason Ruymen
A required update for Left 4 Dead 2 is now available. Please run hldsupdatetool to receive the update. The specific changes include: - Fixed addons content not loading if coop was the first game mode loaded. - Fixed versus modes sometimes using incorrect game rule settings after server

Re: [hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread Kyle Sanderson
http://forums.alliedmods.net/showthread.php?p=1139769 http://forums.alliedmods.net/showthread.php?p=1139769 http://forums.alliedmods.net/showthread.php?p=841590 http://forums.alliedmods.net/showthread.php?p=841590 http://forums.alliedmods.net/forumdisplay.php?f=133

Re: [hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread Kigen
KAC 1.2.1.0 should block the disconnect exploit without interfering with normal disconnects so you know why someone left otherwise. All the other fixes just replace the reason all the time with something else. Right now, I'm not really expecting any fix until it because pretty normal for people

Re: [hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread dmex
Watching that YouTube video he said he wrote a plugin for it (that he's now selling), yet another reason why client-side plugins should be blocked. - From: Kigen theki...@gmail.com Sent: Tuesday, April 27, 2010 11:25 AM To: Half-Life dedicated

Re: [hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread Matt Lyons
On 27/04/2010, at 2:45 PM, dmex wrote: Watching that YouTube video he said he wrote a plugin for it (that he's now selling), yet another reason why client-side plugins should be blocked. Lets not start that up again. ;) I did read an older source update from 2009 that was supposed to fix the

Re: [hlds] CSS: Long disconnect messages crashing servers?

2010-04-26 Thread Kigen
They all have to use LSS or some plugin they create. Its not that new. Again, is anything going to happen? Probably not. Unfortunately, many of my attempts to contact Valve employees to help them fix the massive amounts of exploits that the Source engine has fallen on deft ears. On Tue, Apr