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Vulnerability Note VU#759273
Mozilla QueryInterface memory corruption vulnerability
OverviewMozilla Firefox web browser and Thunderbird mail client contain a memory corruption vulnerability that may allow a remote attacker to execute arbitrary code.
I. DescriptionThe Mozilla Firefox QueryInterface method contains a memory corruption vulnerability. According to Mozilla:
Calling the QueryInterface method of the built-in Location and Navigator objects causes memory corruption that might be exploitable to run arbitrary code.
Note that JavaScript must be enabled in order for this vulnerability to exist. JavaScript is enabled by default in the Firefox and Mozilla web browsers, but not in the Mozilla's mail client or Thunderbird. Exploitation can occur by accessing a specially crafted web page with Firefox. If JavaScript is enabled within Mozilla's mail client or Thunderbird, then this issue may be exploitable by opening a specially crafted email.
We are aware of working exploit code for this vulnerability.
II. ImpactA remote, unauthenticated attacker may be able to execute arbitrary code on a vulnerable system.
III. SolutionUpgrade
This issue is fixed in Firefox 1.5.0.1 and SeaMonkey 1.0.
Disable JavaScript in Firefox
Users who are unable to upgrade to a fixed version of the software are encouraged to disable JavaScript in the Firefox web browser and Thunderbird.
Systems Affected
References
http://www.mozilla.org/security/announce/mfsa2006-04.html
http://www.mozilla.com/firefox/releases/1.5.0.1.html
http://www.mozilla.org/projects/security/known-vulnerabilities.html#firefox1.5.0.1
https://bugzilla.mozilla.org/show_bug.cgi?id=319296
http://www.securityfocus.com/bid/16476
http://www.frsirt.com/english/advisories/2006/0413
http://secunia.com/advisories/18700
http://secunia.com/advisories/18704
Credit
These vulnerabilities were reported by Georgi Guninski.
This document was written by Jeff Gennari.
Other Information
| Date Public | 02/02/2006 |
| Date First Published | 02/07/2006 11:20:26 AM |
| Date Last Updated | 02/09/2006 |
| CERT Advisory | |
| CVE Name | CVE-2006-0295 |
| US-CERT Technical Alerts | |
| Metric | 15.46 |
| Document Revision | 36 |
If you have feedback, comments, or additional information about this vulnerability, please send us
email.
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