Bug 188776 - CVE-2006-1741 Cross-site JavaScript injection using event handlers
Summary: CVE-2006-1741 Cross-site JavaScript injection using event handlers
Alias: None
Product: Red Hat Enterprise Linux 4
Classification: Red Hat
Component: mozilla
Version: 4.0
Hardware: All
OS: Linux
Target Milestone: ---
: ---
Assignee: Christopher Aillon
QA Contact: Ben Levenson
Whiteboard: reported=20060412,source=mozilla,emba...
Keywords: Security
Depends On:
TreeView+ depends on / blocked
Reported: 2006-04-13 02:14 UTC by Josh Bressers
Modified: 2007-11-30 22:07 UTC (History)
2 users (show)

Clone Of:
Last Closed: 2006-04-25 14:00:43 UTC

Attachments (Terms of Use)

External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2006:0329 normal SHIPPED_LIVE Critical: mozilla security update 2006-04-18 04:00:00 UTC

Description Josh Bressers 2006-04-13 02:14:04 UTC
Cross-site JavaScript injection using event handlers

shutdown reported a method of injecting running JavaScript code into a page
on another site using a modal alert to suspend an event handler while a new
page is being loaded. This vulnerability allows an attacker to steal any
confidential information the new page might contain, including any passwords
and cookies which might allow the attacker to log on to that site as the

shutdown also reported a variant using the two-argument form of eval() that
did  not  require  a  modal  dialog  and would be much less obtrusive.
moz_bug_r_a4 reported two variants that bypassed our initial fixes, one
using  "new  Script()",  the  other  extending the eval() attack using

Note: Thunderbird shares the JavaScript engine with Firefox and could be
vulnerable if JavaScript were to be enabled in mail. This is not the default
setting and we strongly discourage users from running JavaScript in mail.


Disable JavaScript until you can upgrade to a fixed version.


Original vulnerability:
Firefox 1.5 fix:
Alternate fix for Firefox 1.0.8/Mozilla Suite 1.7.13:

This issue also affects RHEL3
This issue also affects RHEL2.1

Comment 1 Josh Bressers 2006-04-17 17:11:37 UTC
Lifting embargo

Comment 4 David Eisenstein 2006-04-22 06:22:37 UTC
I notice that this bug, and many of the others for RHSA-2006:0329-01
have RELEASE_PENDING status; but since that RHSA has been issued, shouldn't
these bugs be CLOSED ERRATA now?

Comment 5 Red Hat Bugzilla 2006-04-25 14:00:43 UTC
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.


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