USN-917-1: Puppet vulnerabilities

March 24th, 2010 • Related • Filed Under
Referenced CVEs: 
CVE-2009-3564, CVE-2010-0156

Description: 
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Ubuntu Security Notice USN-917-1 March 24, 2010
puppet vulnerabilities
CVE-2009-3564, CVE-2010-0156
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A security issue affects the following Ubuntu releases:

Ubuntu 9.10

This advisory also applies to the corresponding versions of
Kubuntu, Edubuntu, and Xubuntu.

The problem can be corrected by upgrading your system to the
following package versions:

Ubuntu 9.10:
puppet 0.24.8-2ubuntu4.1

In general, a standard system upgrade is sufficient to effect the
necessary changes.

Details follow:

It was discovered that Puppet did not drop supplementary groups when being
run as a different user. A local user may be able to use this flaw to
bypass security restrictions and gain access to restricted files.
(CVE-2009-3564)

It was discovered that Puppet did not correctly handle temporary files. A
local user can exploit this flaw to bypass security restrictions and
overwrite arbitrary files. (CVE-2010-0156)

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