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Secunia Advisory SA39590

Opera Asynchronous Content Modification Uninitialised Memory Vulnerability
Secunia Advisory SA39590
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Release Date 2010-04-27
Last Update 2010-05-10
   
Popularity 19,564 views
Comments 0 comments

Criticality level Highly criticalHighly critical
Impact System access
Where From remote
Authentication level Available in Customer Area
   
Report reliability Available in Customer Area
Solution Status Vendor Patch
   
Systems affected Available in Customer Area
Approve distribution Available in Customer Area
Remediation status Secunia CSI, Secunia PSI
Automated scanning Secunia CSI, Secunia PSI
   
Software:
Opera 10.x
Secunia CVSS Score Available in Customer Area
CVE Reference(s) CVE-2010-1728 CVSS available in Customer Area
  

Description
A vulnerability has been discovered in Opera, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to an error when continuously modifying document content on a web page e.g. using document.write(). This may result in a function call using uninitialised memory when a user visits a specially crafted web page.

Successful exploitation may allow execution of arbitrary code.

The vulnerability is confirmed in version 10.52 for Windows. Other versions may also be affected.

Solution
Update to version 10.53.

Provided and/or discovered by
Reported as a crash by Mathias Karlsson.

Additional information provided by Secunia Research.

Changelog
Further details available in Customer Area

Original Advisory
Opera Software:
http://www.opera.com/support/kb/view/953/
http://www.opera.com/docs/changelogs/windows/1053/

Mathias Karlsson:
http://h.ackack.net/?p=258

Alternate/detailed remediation
Further details available in Customer Area

Deep Links
Links available in Customer Area


Do you have additional information related to this advisory?
Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com
Subject: Opera Asynchronous Content Modification Uninitialised Memory Vulnerability
 
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