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R "javareconf" Insecure Temporary Files
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Secunia Advisory:
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SA31647
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Release Date:
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2008-08-28
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Last Update:
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2008-09-10
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Popularity:
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2,343 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 Workaround
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| Software: | R 2.x
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Subscribe:
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| CVE reference: | CVE-2008-3931
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Description:
A security issue has been reported in R, which can be exploited by malicious, local users to perform certain actions with escalated privileges.
The security issue is caused due to the "javareconf" script handling temporary files in an insecure manner. This can be exploited via symlink and race condition attacks to overwrite arbitrary files with the privileges of the user running the script.
The security issue is reported in version 2.7.2. Other versions may also be affected.
Solution:
Fixed in the SVN repository.
Provided and/or discovered by:
Reported by Dmitry E. Oboukhov in a Debian bug report.
Changelog:
2008-09-10: Updated "Solution" section. Added CVE reference and link to "Original Advisory" section.
Original Advisory:
R Project:
http://bugs.r-project.org/cgi-bin/R/incoming?id=12636
Debian:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=496363
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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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