24,000 Nintendo Site Accounts Compromised
hypnosec writes "Nintendo has revealed that it has detected illicit logins in nearly 24,000 accounts on one of the main fan sites in Japan 'Club Nintendo' and account details such as real names, addresses, emails and phone numbers may have been accessed. According to Nintendo the mass login attempts have been made using a list of login credentials containing usernames and password obtained from some service other than Nintendo. The company revealed that it detected over 15 million login attempts out of which 23,926 were successful."
So... all of them, then?
Zing.
An enigma, wrapped in a riddle, shrouded in bacon and cheese
24,000 successful logins from 15 million attempts sounds like a brute force attack. I wouldn't be surprised at all if all of those compromised accounts had horrible easy to guess passwords.
I read the internet for the articles.
I better check my account - maybe the hackers found something useful to spend my glut of "coins" on. I sure as hell haven't had much luck with that.
Does Club Nintendo use unique usernames, or email addresses for login? Someone probably just got a hold of one of those old Facebook or Twitter lists and decided to try those creds here. Most people use the same password for everything. I'm always reminded of this when setting up an account on random gaming forums. Who's to say they aren't just collecting creds and then later trying them on Facebook, Twitter, etc or getting into my game account and sharding my purples.
It should be very obvious how to guess the difference between a human logging in an a bot.
If a user is generating 100k failed password attempts a minute, day, week, month, or even a year, chances are they are a bot.
Also if someone is logging in from various places around the world, chances are its a bot. If the user sets up an account from the US or Canada, but is logging in from China one minute then Russia another, its probably a bot.
Also even if the bot has 1 failed attempt a day using some discretionary attack, at some point a server should realize that there is no human stupid enough to fail to enter a password properly on a regular basis. I mean once you enter your password in most browser or on the Wii console, you don't even have to type it in again, so 3 failed attempts in any given period of time should lock you out of your account, period.
What I feel will be the "incorrect" response:
1) Make your password require 10+ characters and the use of special requirements such as caps, digits and symbols
2) Implement some capctha system to prove you are human every time you want to do anything on the system, even after you have logged in.
3) Probably implement some crazy recovery system including having to mail you your password through snail mail to recover the account.
But the reality is I can't understand how any password system could even allow brute force password hacks. Except in the case where you make a one time attempt and use a generic commonly used password list, chances are any system is going to have to make many failed attempts before it gets it right, and there is no way a server should allow more than a few failed attempts before locking down.
I haven't thought of anything clever to put here, but then again most of you haven't either.
A bunch of Pokémon fansites were hacked recently (here's one reasonably detailed report from one of the sites). Although as far as I know no plaintext passwords were stored on any of the servers, there were a bunch of password hash databases taken; and because Pokémon is a Nintendo property, Nintendo's website would be an obvious place to try any username/password pairs that were weak enough to be reversed from the databases (and some plaintext passwords would be available as a result of compromised login forms).
Many of the hacked sites (that I know about, at least) were reasonably small, with user counts measured in thousands; as such, 24 thousand total seems to be a reasonable estimate for the number of accounts that might have been affected.
(1)DOCOMEFROM!2~.2'~#1WHILE:1<-"'?.1$.2'~'"':1/.1$.2'~#0"$#65535'"$"'"'&.1$.2'~'#0$#65535'"$#0'~#32767$#1"
So...just morons with awful, generic, guessable passwords?
As per the parent post they were referencing a list of usernames and passwords sourced 'elsewhere'. Yahoo jp edition lost pretty much everyone's details about six weeks back - this is more than likely the source.
I have a club nintendo jp account (no notice of hacking yet, though I did receive notice from Yahoo above). From memory the user ID for the club nintendo service needed to be an eight digit number rather than a more usual word based UID. That could easily explain the perceived low success rate of the hack attempts.
All I can think of when Shigeru Miyamoto heard about this, he must of said "Mamamiya! That's-a crazy pizcha-pi-ya!"
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