Cookie's Threat for GMail Users

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	Cookie's Threat for GMail Users

dme3ha

10-1-2007 8:15 PM

555 views

tags:

gmail, google

1 Comment |

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10-2-2007 10:16 AM

SteveJohnSteele

"cross-site scripting vulnerability"

use Firefox and NoScript (add-on)

will stop this dead

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/f8770b0b-c512-4f7f-b6c2-9981fd5a205e/B501C291-39E8-4709-AC40-2FAF253A71B1/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news" href="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news" style="font-size: 11px;">www.news.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news"><B>Petko Petkov of "ethical hacking" group GNUCitizen has developed a proof-of-concept program to steal contacts and incoming e-mails from Google Gmail users.</B></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news"><P>
According to Gatford, attackers could compromise a Gmail account--using a cross-site scripting vulnerability--if the victim is logged in and clicks on a malicious link. From that moment, the attacker can take over the session cookies for Gmail and subsequently forward all the account's messages to a POP account.
</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news"><P>
The problem is potentially compounded by Google's policy of retaining cookies for two years.
</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news"><P>
"Once you've managed to snarf a cookie, you can access (a user's) Gmail account without the password for the next two years," he said.
</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news"><P>
While the obvious risk is to the home user, many organizations could be exposed, since they do not filter employee e-mails sent from work to personal accounts, he added.
</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.news.com/Gmail-cookie-vulnerability-exposes-users-privacy/2100-1002_3-6210353.html?part=rss&tag=6210353&subj=news">
One work-around is to use Gmail through Firefox and disable JavaScript</blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/B501C291-39E8-4709-AC40-2FAF253A71B1/blog/" title="blog or email this clip"><img src="http://content7.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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