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GNU C Library "catchsegv" Script Insecure Temporary File Creation Vulnerability
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Secunia Advisory:
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SA12930
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Release Date:
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2004-10-22
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Popularity:
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7,511 views
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Critical:
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Less critical
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Impact:
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Privilege escalation
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Where:
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Local system
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Solution Status:
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Unpatched
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| Software: | GNU C Library (glibc) 2.x
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| CVE reference: | CVE-2004-0968
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Description:
A vulnerability has been reported in GNU C Library (glibc), which can be exploited by malicious, local users to perform certain actions on a vulnerable system with escalated privileges.
The vulnerability is caused due to temporary files being created insecurely by the "catchsegv" script. This can be exploited via symlink attacks to create or overwrite arbitrary files with the privileges of the user invoking the vulnerable script.
Solution:
Grant only trusted users access to vulnerable systems.
Provided and/or discovered by:
First reported in a Trustix advisory.
Original Advisory:
http://www.trustix.org/errata/2004/0050/
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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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