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GNU Troff "groffer.sh" Script Insecure Temporary File Creation
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Secunia Advisory:
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SA12974
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Release Date:
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2004-10-26
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Last Update:
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2005-10-24
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Popularity:
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5,445 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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Vendor Patch
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| Software: | GNU Troff (groff) 1.x
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| CVE reference: | CVE-2004-0969
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Description:
A vulnerability has been reported in GNU Troff, 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 the "groffer.sh" script creating temporary files insecurely. This can be exploited via symlink attacks to create or overwrite arbitrary files with the privileges of the user executing the vulnerable script.
The vulnerability has been reported in versions 1.19 and 1.19.1. Other versions may also be affected.
Solution:
Update to version 1.19.2.
http://www.gnu.org/software/groff/
Provided and/or discovered by:
First reported in a Trustix advisory.
Changelog:
2005-10-24: Updated "Solution Status" and "Solution" sections.
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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