
The http://www.hi5.com/ allows its users to exchange messages with html code, and it is common practice in these messages contain images (”i mg src=”http://antoniocampos.no-ip.com/xpto.jpg” />;”), there are sites around the Internet that host images for free and even provide the html code for this image can be included on any page. So far nothing new…!!!
When someone receives a message sent through the site is sent an email to notify the recipient that received the message, this message is a direct link to the message without the user having to enter password or username. So far nothing new…!!!
While giving a look in the logs of Web servers that administer, and has hosted images that are used for some of the messages that they send some of my friends through the hi5 I noticed that the logs (Apache), when someone makes GET the picture is that the link (accompanying the new message notification) is recorded in the referer and with a simple copy paste in the browser have unlimited access not only the message in question but the entire account… So dear friends be careful with the messages they send that site because they may have less pleasant surprises because someone can walk cuscar your account without realizing…
—————————–EDIT 17-10-2007————————————–
The way to solve or try to solve the problems that affect your accounts is to contact directly the hi5 through this www.hi5networks.com/contact.html and expose your problem, perhaps resolve.
In the case of using the hotmail and are trying to recover the password of hi5 see the junk mail folder sometimes the messages hi5 go beyond direct!
In principle and as there is lots of people having problems with hi5 I present here a new way to try to solve your problems… metam favorites in this post and go visiting to see if already got news!
—————————–EDIT 16-07-2007—————————————-
Many of you wonder why they do not have access to HI5.com, The most likely reason and if they are to have access to hi5 from school or work is that the adinistrador the computerized system has blocked access to the site! The reasons may be many more common is the loss of productivity!!! To “furarem” these limitations have to use Web Proxies (operation depends on network to network) as described us feedback. Or they try an alternative in Portuguese which is the Kroow... that is in my opinion is more complete than the Hi5
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And at the request of several families a poor translation to English:
hi5.security hole:
www.hi5.com allows users to send messages to others users, and users can include on that messages html code including remote inclusion off images (”")… when a user receives a message he receives too a mail message with the new message notification and a direct link to the message without have to do login…
the problem: the server log keeps the GET and the REFERER for each request, and when the user click the mail link to the message he do the GET of the image on remote server, and the direct link to the message is keeped on the REFERER log, if you copy the link(on the REFERER) to the browser you have full control of the sender account..
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OPEN THE FORUM HI5-PORTUGAL.COM A COMMUNITY OF PORTUGUESE HI5, STILL NO SIGN UP HOME AND CONTRIBUTE, I'M ALREADY THERE TO TRY TO HELP AND BE HELPED. The HI5-PORTUGAL IS FOR THE MUTUAL-MOS-MOS AND SHARE WHAT YOU KNOW ABOUT HI5.
Antonio Campos News, Vulnerabilities
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