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discovered a security vulnerability - Printable Version

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+----- Thread: discovered a security vulnerability (/showthread.php?tid=95139)

discovered a security vulnerability by allaoua on 07-30-2010 at 11:43 AM

Hello everyone, a while ago I discovered a  discovered a security vulnerability in the software of messenger live plus who is to recover all the pages of chat logs of all users of messenger live plus, for now I want to talk with Patchou of this software and the security measures.

Thank you for helping me to contact Patchou.


RE: discovered a security vulnerability by Tochjo on 07-30-2010 at 11:49 AM

I believe the fastest way to contact him would be to send an email to patchou@msgpluslive.net, an address he himself has given out on these forums before.


RE: discovered a security vulnerability by allaoua on 07-30-2010 at 12:00 PM

Thank you man ;)


RE: discovered a security vulnerability by Patchou on 07-30-2010 at 03:48 PM

Chat logs of all users on a computer are stored in My Documents. Can you give more information about the "vulnerability" you found? Thanks.


RE: discovered a security vulnerability by matty on 07-30-2010 at 04:08 PM

quote:
Originally posted by Patchou
Chat logs of all users on a computer are stored in My Documents. Can you give more information about the "vulnerability" you found? Thanks.
I think the OP is refering to the feature "exposing" chat logs on your system to anyone who has access to it. However it is your own responsibility to encrypt the chat logs.

Patchou:
Plus! 5 should ask the user if the computer is shared and force auto encryption on the logs. This will prevent such fake "vulnerability" report.
RE: discovered a security vulnerability by allaoua on 07-30-2010 at 04:37 PM

The pages of chat logs are stored not only in your computer (even if it is already dangerous) but also in the computers of individual users of Messenger  Live Plus, and that's the problem because it only takes a small Peer to Peer software to retrieve them, and I think this is illegal because no one wants to see his conversations read by others.


RE: discovered a security vulnerability by Menthix on 07-30-2010 at 05:36 PM

By that logic Microsoft's own chat logging functionality (or any Messenger client with chat logging for that matter) is "vulnerable" too.

quote:
Originally posted by allaoua
because it only takes a small Peer to Peer software to retrieve them
Which the user would have to allow to happen locally. The user would need to have his security breached in another way first. This is not a security vulnerability in the Messenger Plus! software. It is the user's job to keep his local files local.
RE: discovered a security vulnerability by allaoua on 07-30-2010 at 07:36 PM

Precisely, that's the problem (in my opinion) is that Messenger Live Plus keeps the chat logs on the client side, client side and as everyone knows is not sure if was by cons server side it will be better and more secure.

And for your information sir, a security vulnerability is anything allowing to have private informations and there are two kinds:

1-passive
2-active

and I think that I downloaded your own pages conversations is not pleasant and it is a passive attack.

I say one thing, Messenger Live Plus is the sole responsibility of this security hole, and MSN only without Messenger Live Plus can never have this problem.

Thank you.


RE: discovered a security vulnerability by Menthix on 07-30-2010 at 07:47 PM

What makes you think chat logs are saver on a server, that's giving control over security away to an unknown party. What if the server gets hacked? Then the hacker in question will have access over all the chat logs instead of just those from a single person. Server-side storage makes it a much bigger target. And we'll still have to download the logs to our local machines to be able to view it, a person with access to the local macine will still be able to "steal" the log files as before.

quote:
Originally posted by allaoua
MSN only without Messenger Live Plus can never have this problem.
Windows Live Messenger (as MSN is called for years now) has its own chat logging functionallity too, you don't need Messenger Plus! for that. Live Messenger's own chat logging also stores the log files locally. In a way Live Messenger's own logging functionallity is less secure, because Messenger Plus! allows password protected log files, Live Messenger does not.
RE: discovered a security vulnerability by allaoua on 07-30-2010 at 08:15 PM

Ok that is your point of view, but still download the pages of chat logs from other people is still a security hole.

and I will not enter into a conversation about the advantages / disadvantages of client side or server side.

Most me when I try to download the pages of history conversations I managed to have lots of pages, and if I use just a way i can get more efficient, much more, I think I ' I did my duty to alert you and you to see, thank you.


RE: discovered a security vulnerability by matty on 07-30-2010 at 08:22 PM

It is the users responsibility to secure the logs not that of Messenger Plus! or Windows Live Messneger. Your chat logs are recorded in an unencrypted state by Windows Live Messenger. Messenger Plus! at least allows you to encrypt them.


RE: discovered a security vulnerability by Menthix on 07-30-2010 at 08:29 PM

quote:
Originally posted by allaoua
download the pages of chat logs from other people is still a security hole
Plus! doesn't download the pages of chat logs from other people, at all. The messages come in through Messenger, all logging is done locally.

If you manage to download files from other people's "my documents" folder then those people do indeed have a security problem. A big one. But not one caused by Messenger Plus! It is the user's responsibility to keep his system secure. Plus! chat logs won't be the only sensitive thing stored in the my documents folder.

Good luck on warning the developers of each and every of the many thousands of applications which store private information on the user's my documents folder (where they belong) too.
RE: discovered a security vulnerability by lizard.boy on 07-30-2010 at 08:32 PM

allaoua, Are you saying there is a security flaw in Microsoft Word? Because when I save my documents it stores them on the local hard drive where any piece of malicious software could access them. The same goes for almost any other application you run on a computer.

If you need to keep your conversation secure, have it face to face in a private place.


RE: discovered a security vulnerability by allaoua on 07-30-2010 at 08:49 PM

Mr. Matty is a big mistake to say that the user to protect their data, computer, nothing is left efcape when an application is released in final version, we see the computer user's most igniorant and beast  possible.

For you Mr Menthix
No they are not a security problem, but that's just the principle of Peer to Peer is its architecture is like that, and say it's illegal or not is another matter, but what Messenger Live Plus it makes the sparks that blew everything.


For you Mr lizard.boy :
Is not the same, save it in Microsoft Word is the user's choice because he will choose the site, but Messenger Plus Live is the default save location in acceissible by software Peer to Peer I know you'll tell me that the user can also drag the pages of chat logs to another location, but you have not mentioned it in the help and fewer risks, and the greater part of the user logins do not even know not that there are conversations in their "My Documents", well I have done my duty to tell you what I know and you to see, and if I must contact Microsoft to alert them to a fault I have no hesitation
RE: discovered a security vulnerability by andrey on 07-30-2010 at 09:41 PM

I think this thread can be summed up with one picture:

[Image: picard-facepalm.jpg]


According to your logic, as far as I understood it, storing documents like chat logs in the "My Documents" folder is a security vulnerability because some people might accidentally share that folder with peer-to-peer applications?  (people still use those? o_0)

Everything you communicate with others via the internet can be logged by the receiver and there's no way Plus! could prevent that.

quote:
Originally posted by allaoua
Messenger Plus Live is the default save location in acceissible by software Peer to Peer
The My Documents folder is the standard location for storing such documents, as proposed by Microsoft.
And, it is indeed not the business of software like Messenger Plus! to check if users have set up their peer-to-peer software correctly.

quote:
Originally posted by allaoua
the greater part of the user logins do not even know not that there are conversations in their "My Documents"
Users get notified about chat logging the first time they use Messenger Plus and have the option to disable/enable it.

To sum up, this can't be fixed by Plus! because the problem exists between keyboard and chair.
RE: discovered a security vulnerability by Menthix on 07-30-2010 at 09:47 PM

quote:
Originally posted by allaoua
if I must contact Microsoft to alert them to a fault I have no hesitation
Would be hilarious to see their response (y).

It would make a lot more sense to alert P2P program developers of the "security vulnerability" of sharing a folder intended for private files by default. But I doubt they'll give you much of a different answer than you get here.
RE: discovered a security vulnerability by Chrono on 07-30-2010 at 10:04 PM

oops i guess i should alert hp too, my scanner is sending all the scans to a folder inside My Documents :(. Same for my webcam :( And Matlab, and Skype...


RE: discovered a security vulnerability by Kafman on 07-30-2010 at 10:42 PM

Obvious troll is obvious...

just ignore him... it's retarded that you still argue with this obvious "security expert".


RE: discovered a security vulnerability by Chrissy on 07-31-2010 at 02:08 PM

O.o Another newb. Now there's two of us :zippy:


RE: discovered a security vulnerability by matty on 07-31-2010 at 03:41 PM

quote:
Originally posted by allaoua
Mr. Matty is a big mistake to say that the user to protect their data, computer, nothing is left efcape when an application is released in final version, we see the computer user's most igniorant and beast  possible.
Think of this analogy. You drive a car. You leave the car unlocked and the keys in the ignition. Your car is stolen. Who's fault is that? The manufacturer of the vehicle? No it is the responsibility of the owner.

Same goes for your electronic chat logs. In this case the car represents the chat logs, the car being unlocked is weather or not you encrypt your logs and the key in the ignition is the P2P software.
Your chat logs get stolen and your chat logs are read it isn't the responsibility of Plus! it is your own.

Data security isn't up to the developer. You choose to install what you want. It is your responsibility to protect your data.

Get a life and stop trying to act like a big shot. There isn't a security vulnerability if the user is stupid enough to not share HTML files it is their own fault. And what P2P app shares HTML files anyways?