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NVClock "set_default_speeds()" Insecure Temporary Files
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Secunia Advisory:
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SA26208
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Release Date:
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2007-07-25
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Popularity:
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14,171 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: | NVClock 0.x
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| CVE reference: | CVE-2007-3531
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Description:
Tavis Ormandy has reported a vulnerability in NVClock, which can be exploited by malicious, local users to gain escalated privileges.
The vulnerability is caused due to the "set_default_speeds()" function in src/backend/backend.c accessing temporary files in an insecure manner. This can be exploited to execute arbitrary code with escalated privileges (usually root).
The security issue is reported in versions 0.7 and prior.
Solution:
Fixed in version 0.8b2.
http://www.linuxhardware.org/nvclock/nvclock0.8b2.tar.gz
Provided and/or discovered by:
Discovered by Tavis Ormandy, Gentoo Security.
Original Advisory:
http://www.gentoo.org/security/en/glsa/glsa-200707-08.xml
http://bugs.gentoo.org/show_bug.cgi?id=184071
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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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