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Opera "data:" URI Handler Spoofing Vulnerability
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Secunia Advisory:
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SA13818
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Release Date:
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2005-01-12
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Last Update:
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2005-02-21
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Critical:
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Moderately critical
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Impact:
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Spoofing
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | Opera 5.x
Opera 6.x
Opera 7.x
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| | CVE reference: | CVE-2005-0456 (Secunia mirror)
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Description:
Michael Holzt has discovered a vulnerability in Opera, which can be exploited by malicious people to trick users into executing malicious files.
The vulnerability is caused due to an error in the processing of "data:" URIs, causing wrong information to be shown in a download dialog. This can be exploited by e.g. a malicious website to trick users into executing a malicious file by supplying a specially crafted "data:" URI.
The vulnerability has been confirmed on version 7.54u1 for Windows. Other versions may also be affected.
Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, using the Network Software Inspector.
Solution:
Update to version 7.54u2.
http://www.opera.com/download/
Provided and/or discovered by:
Michael Holzt
Changelog:
2005-01-24: Added link to US-CERT vulnerability note.
2005-02-07: Updated "Solution" section.
2005-02-21: Added CVE reference.
Other References:
US-CERT VU#882926:
http://www.kb.cert.org/vuls/id/882926
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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.
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