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ebCrypt eb_c_PRNGenerator Class ActiveX Control Insecure Method
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Secunia Advisory:
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SA26959
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Release Date:
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2007-09-25
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Last Update:
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2007-09-28
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Popularity:
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2,972 views
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Critical:
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Less critical
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Impact:
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Manipulation of data
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Where:
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From remote
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Solution Status:
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Unpatched
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| Software: | ebCrypt 2.x
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| CVE reference: | CVE-2007-5110
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Description:
shinnai has discovered a vulnerability in ebCrypt, which can be exploited by malicious people to overwrite arbitrary files.
The vulnerability is caused due to the EbCrypt.eb_c_PRNGenerator.1 ActiveX control (ebCrypt.dll) including the insecure "SaveToFile()" method, which saves a file specified as an argument. This can be exploited to overwrite and corrupt arbitrary files on the system.
The vulnerability is confirmed in version 2.0.0.2087. Other versions may also be affected.
Solution:
Set the kill-bit for the affected ActiveX control.
Provided and/or discovered by:
shinnai
Changelog:
2007-09-28: Added CVE reference.
Original Advisory:
http://shinnai.altervista.org/exploits/txt/TXT_ZzLXiITIfSuVuh1kPHDP.html
Extended Solution:
The "Extended Solution" section is available for Secunia customers only. Request a trial and get access to the Secunia Customer Area and Extended Secunia advisories.
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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