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Category:   Application (Web Browser)  >   Opera Vendors:   Opera Software
Opera Framed Content Same-Origin Bypass Permits Cross-Site Scripting Attacks
SecurityTracker Alert ID:  1026581
SecurityTracker URL:  http://securitytracker.com/id/1026581
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Jan 25 2012
Impact:   Disclosure of authentication information, Disclosure of user information, Execution of arbitrary code via network, Modification of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 11.61
Description:   A vulnerability was reported in Opera. A remote user can conduct cross-site scripting attacks.

Scripting code can manipulate famed content to bypass the same-origin policy controls. A remote user can cause arbitrary scripting code to be executed by the target user's browser. The code will originate from the target site and will run in the security context of that site. As a result, the code will be able to access the target user's cookies (including authentication cookies), if any, associated with the site, access data recently submitted by the target user via web form to the site, or take actions on the site acting as the target user.

Michal Zalewski reported this vulnerability.

Impact:   A remote user can access the target user's cookies (including authentication cookies), if any, associated with the target site, access data recently submitted by the target user via web form to the site, or take actions on the site acting as the target user.
Solution:   The vendor has issued a fix (11.61).

The vendor's advisory is available at:

http://www.opera.com/support/kb/view/1007/

Vendor URL:  www.opera.com/support/kb/view/1007/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (FreeBSD), UNIX (macOS/OS X), UNIX (Solaris - SunOS), Windows (Any)

Message History:   None.


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