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VID 28647
Severity 30
Port 139,445
Protocol TCP
Class SMB
Detailed Description The Opera Web browser, according to its version number, has a remote location object cross-domain scripting vulnerability. Opera is a Web browser, developed by Opera Software, for multiple operating systems. Opera version 7.53 and earlier fails to block write-access to the location object. This flaw is due to a failure to properly validate methods that a user can access. An attacker could use this flaw to steal cookie based authentication credentials, conduct phishing attacks along with other attacks. This could allow a remote attacker to create a specially crafted URL to overwrite methods within the 'location' object that would execute arbitrary code in a victim's browser within the trust relationship between the browser and the server, leading to a loss of integrity.

* Note: This check requires an account with administrative privileges which can log into the host to scan. Absence of these condition will result in the check not being performed and a False Negative for all vulnerable hosts.

* References:
http://archives.neohapsis.com/archives/fulldisclosure/2004-08/0131.html
http://www.osvdb.org/displayvuln.php?osvdb_id=8331
http://www.secunia.com/advisories/12233
http://www.secunia.com/advisories/12235
http://www.greymagic.com/security/advisories/gm008-op/
http://security.gentoo.org/glsa/glsa-200408-05.xml

* Platforms Affected:
Opera Software, Opera 7.53 and earlier
Any operating system Any version
Recommendation Upgrade to the latest version of Opera (7.54 or later), available from the Opera Web site at http://www.opera.com/download/
Related URL (CVE)
Related URL 10873 (SecurityFocus)
Related URL 16904 (ISS)