Puppet 0.24.x before 0.24.9 and 0.25.x before 0.25.2 allows local users to overwrite arbitrary files via a symlink attack on the (1) /tmp/daemonout, (2) /tmp/puppetdoc.txt, (3) /tmp/puppetdoc.tex, or (4) /tmp/puppetdoc.aux temporary file.

References

• https://nvd.nist.gov/vuln/detail/CVE-2010-0156
• https://bugzilla.redhat.com/show_bug.cgi?id=502881
• https://puppet.com/security/cve/cve-2010-0156
• http://groups.google.com/group/puppet-announce/browse_thread/thread/4401823f6cbf6087
• http://groups.google.com/group/puppet-announce/browse_thread/thread/73cd1b2896d986c2
• http://lists.fedoraproject.org/pipermail/package-announce/2010-March/036083.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-March/036166.html
• http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html
• puppetlabs/puppet@0aae57f
• puppetlabs/puppet@6111ba8
• https://web.archive.org/web/20100316113904/http://secunia.com/advisories/38766
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/puppet/CVE-2010-0156.yml