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Citrix XenServer Ext2/Ext3 Processing Security Bypass Vulnerability
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Secunia Advisory:
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SA32774
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Release Date:
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2008-11-19
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Popularity:
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1,416 views
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Critical:
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Less critical
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Impact:
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Security Bypass
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Where:
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Local system
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Solution Status:
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Vendor Patch
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| Software: | Citrix XenServer 4.x
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| CVE reference: | CVE-2007-5497
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Description:
A vulnerability has been reported in Citrix XenServer, which can be exploited by malicious, local users to bypass certain security restrictions.
The vulnerability is caused due to an error when processing specially crafted Ext2 and Ext3 images. This can be exploited to potentially execute arbitrary code in the control domain by writing specially crafted data to an Ext2 or Ext3 partition used to boot a guest domain.
This is related to:
SA27889
The vulnerability is reported in version 4.1.0 and prior.
Solution:
Apply hotfix.
XenServer 4.1.0:
http://support.citrix.com/article/CTX119081
XenServer 4.0.1:
http://support.citrix.com/article/CTX119080
Provided and/or discovered by:
Reported by the vendor.
Original Advisory:
http://support.citrix.com/article/CTX118766
Other References:
SA27889:
http://secunia.com/advisories/27889/
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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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