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Insecure Library Loading
Moderately critical

Opera Two Vulnerabilities

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Release Date:  2010-02-11    Last Update:  2010-07-20    Views:  7,025

Secunia Advisory SA38546

Where:

From remote

Impact:

Manipulation of data, Exposure of system information, Exposure of sensitive information

Solution Status:

Vendor Patch

CVE Reference(s):

Description


Two vulnerabilities have been reported in Opera, which can can be exploited by malicious people to disclose potentially sensitive information or to manipulate certain data.

1) An error exists in the TLS protocol while handling session re-negotiations. This can be exploited to insert arbitrary plaintext before data sent by a legitimate client in an existing TLS session via Man-in-the-Middle (MitM) attacks.

2) An error in the handling of widget properties can result in widget information or configuration options for the widget leaking to third party domains.


Solution:
Update to a fixed version.

Further details available to Secunia VIM customers

Provided and/or discovered by:
1) Independently discovered by Marsh Ray, PhoneFactor and Martin Rex.
2) Reported by the vendor.

Original Advisory:
http://www.opera.com/docs/changelogs/windows/1050b1/
http://www.opera.com/support/kb/view/944/
http://my.opera.com/securitygroup/blog/2010/01/23/alpha-testing-tls-renego-fix
http://www.opera.com/docs/changelogs/windows/1050/
http://www.opera.com/docs/changelogs/mac/1052/
http://www.opera.com/docs/changelogs/unix/1060/
http://www.opera.com/support/kb/view/959/

Deep Links:
Links available to Secunia VIM customers

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 Two Vulnerabilities

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highstream

RE: Opera Two Vulnerabilities
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