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Opera HREF Buffer Management Error
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Secunia Advisory:
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SA10041
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Release Date:
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2003-10-21
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Last Update:
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2003-11-20
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Critical:
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Not critical
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Impact:
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DoS
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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 7.x
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| | CVE reference: | CVE-2003-0870 (Secunia mirror)
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Description:
A vulnerability has been identified in Opera allowing malicious web sites and emails to crash the browser.
The problem is that Opera fails to handle server names with a large number of "%" in "HREF" tags. Web sites and emails can exploit this to cause Opera to crash.
This affects Opera 7.20 and prior.
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:
This has been fixed in Opera version 7.21:
http://www.opera.com/download/index.dml
Provided and/or discovered by:
Jesse Burns, @stake
Changelog:
2003-11-20: Added CVE number.
Original Advisory:
Opera HREF Escaped Server Name Overflow
http://www.atstake.com/research/advisories/2003/a102003-1.txt
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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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