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Chilkat HTTP ActiveX Component ActiveX Controls "SaveLastError()" Insecure Method
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Secunia Advisory:
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SA29581
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Release Date:
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2008-04-01
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Last Update:
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2008-04-11
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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: | Chilkat HTTP ActiveX Component 2.x
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| | CVE reference: | CVE-2008-1647 (Secunia mirror)
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This advisory is currently marked as unpatched!
- Companies can be alerted when a patch is released! |
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Description:
shinnai has discovered a vulnerability in Chilkat HTTP ActiveX Component, which can be exploited by malicious people to overwrite arbitrary files.
The vulnerability is caused due to the ChilkatHttp.ChilkatHttp.1 and ChilkatHttp.ChilkatHttpRequest.1 ActiveX controls (ChilkatHttp.dll) including the insecure "SaveLastError()" method. This can be exploited to overwrite and corrupt arbitrary files in the system in the context of the currently logged-on user.
The vulnerability is confirmed in ChilkatHttp.dll version 2.4.0.0 and reported in version 2.3. Other versions may also be affected.
Solution:
Set the kill-bit for the affected ActiveX controls.
Provided and/or discovered by:
shinnai
Changelog:
2008-04-11: Added CVE reference.
Original Advisory:
http://www.shinnai.altervista.org/ind..._exploits&topic=1207033569.ff.php
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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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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