MEDIUM

GHSA-mpmx-gm5v-q789

Puppet uses predictable filenames, allowing arbitrary file overwrite

Quick fix

GHSA-mpmx-gm5v-q789 — puppet: upgrade to the fixed version with the command below.

bundle update puppet

Details

Puppet 2.7.x before 2.7.5, 2.6.x before 2.6.11, and 0.25.x, when running in `--edit` mode, uses a predictable file name, which allows local users to run arbitrary Puppet code or trick a user into editing arbitrary files.

Are you affected?

Enter the version of the package you're using.

Affected packages

RubyGems/puppet

Introduced in: 2.7.0Fixed in: 2.7.5

Fixbundle update puppet

RubyGems/puppet

Introduced in: 0Fixed in: 2.6.11

Fixbundle update puppet

References

https://nvd.nist.gov/vuln/detail/CVE-2011-3871[ADVISORY]
https://github.com/puppetlabs/puppet/commit/343c7bd381b63e042d437111718918f951d9b30d[WEB]
https://github.com/puppetlabs/puppet/commit/d76c30935460ded953792dfe49f72b8c5158e899[WEB]
https://github.com/puppetlabs/puppet[PACKAGE]
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/puppet/CVE-2011-3871.yml[WEB]
https://puppet.com/security/cve/cve-2011-3871[WEB]
http://groups.google.com/group/puppet-announce/browse_thread/thread/91e3b46d2328a1cb[WEB]
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068053.html[WEB]
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068061.html[WEB]
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068093.html[WEB]
http://www.debian.org/security/2011/dsa-2314[WEB]
http://www.ubuntu.com/usn/USN-1223-1[WEB]
http://www.ubuntu.com/usn/USN-1223-2[WEB]