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Perl "File::Path::rmtree" Insecure chmod on Symbolic Links
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Secunia Advisory:
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SA30790
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Release Date:
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2008-06-26
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Popularity:
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2,108 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: | Perl 5.x
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| CVE reference: | CVE-2008-2827
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Description:
A vulnerability has been reported in Perl, which can be exploited by malicious, local user to perform actions with escalated privileges.
The vulnerability is caused due to the insecure use of chmod on symbolic links and can be exploited to change permissions of arbitrary files to 0777 via symlink attacks.
The vulnerability is reported in version 5.10.
Solution:
Do not use applications, which use "File::Path::rmtree", on systems with untrusted users.
Provided and/or discovered by:
Reported via a Debian bug report.
Original Advisory:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=487319
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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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