Secunia Logo
Netsikker nu! 2008
 
LinkedIn Internet Explorer Toolbar IEContextMenu ActiveX Control Code Execution
Secunia Advisory: SA26181
Release Date: 2007-07-24
Last Update: 2007-07-27
Popularity: 11,973 views

Critical:
Extremely critical
Impact: System access
Where: From remote
Solution Status: Vendor Patch

Software:LinkedIn Internet Explorer Toolbar 3.x

Subscribe: Instant alerts on relevant vulnerabilities

CVE reference:CVE-2007-3955


Description:
Jared DeMott and Justin Seitz have discovered a vulnerability in LinkedIn Internet Explorer Toolbar, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to an error within the IEToolbar.IEContextMenu.1 (LinkedInIEToolbar.dll) when handling the "Search()" method, which takes in a VARIANT as the "varBrowser" argument. This can be exploited to execute arbitrary code when a user e.g. visits a malicious website.

The vulnerability is confirmed in version 3.0.2.1098. Other versions may also be affected.

NOTE: Working exploit code is publicly available.

Solution:
Update to the latest version.
http://www.linkedin.com/static?key=browser_toolbar_download

Provided and/or discovered by:
Jared DeMott and Justin Seitz, VDA Labs

Changelog:
2007-07-27: Updated "Solution" section.
2007-07-27: Added CVE reference.

Original Advisory:
http://www.vdalabs.com/tools/linkedin.html

Extended Solution:
The "Extended Solution" section is available for Secunia customers only. Request a trial and get access to the Secunia Customer Area and Extended Secunia advisories.


Track this Secunia Advisory
Customers of the Secunia Vulnerability Intelligence solutions will automatically receive updates when new information regarding this advisory is released.

Read more about our Vulnerability Intelligence solutions and what they can do for you and your company.

About this Secunia Advisory
Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
  
Latest Advisories

Today
New advisories: 4
New vulnerabilities: 12
Updated advisories: 6

Less // 54 views
Debian update for openldap
Moderately // 52 views
Debian update for ruby1.9
Moderately // 51 views
Debian update for ruby1.8

10th Oct, 2008
New advisories: 15
New vulnerabilities: 83
Updated advisories: 41

Moderately // 802 views
Red Hat update for cups

Solutions | More...  


Send Feedback to Secunia
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.

Ideas, suggestions, and other feedback are most welcome.

Most Popular - 3 Hours

1. CUPS Multiple Vulnerabilities // 51 views
2. Sun Java System Web Proxy Server FTP Subsystem Buffer Overflow // 49 views
3. CA ARCserve Backup Multiple Vulnerabilities // 48 views
4. Apple Mac OS X Security Update Fixes Multiple Vulnerabilities // 37 views
5. Built2go Real Estate Listings "event_id" SQL Injection // 29 views
6. FUJITSU Interstage Products Apache Tomcat Security Bypass // 29 views
7. ScriptsEz Easy Image Downloader "id" File Disclosure Vulnerability // 28 views
8. DFF PHP Framework API "DFF_config[dir_include]" File Inclusion Vulnerabilities // 26 views
9. phpBB Cross Site Scripting and Unspecified Vulnerabilities // 25 views
10. Red Hat update for cups // 24 views