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CVE-2012-1053

Puppet Privilege Escallation

6.9 MediumFix available

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Exploit likelihood

0.38%Down 1.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 6.9

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Record
CVE-2012-1053
CVSS 2.0
6.9 MediumAV:L/AC:M/Au:N/C:C/I:C/A:C
Weakness
CWE-264
Updated
2026-11-02
CVE List No score

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Record
CVE-2012-1053
Updated
2026-11-02
EUVDEUVD-2022-2941 No score

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Record
EUVD-2022-2941
Updated
2026-11-03
GitHub AdvisoriesGHSA-77hg-g8cc-5r37 No score

Puppet Privilege Escallation

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Record
GHSA-77hg-g8cc-5r37
Weakness
CWE-269
Updated
2026-11-02
OSV No score

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Record
CVE-2012-1053
Updated
2026-11-02
OSVDEBIAN-CVE-2012-1053 No score

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Record
DEBIAN-CVE-2012-1053
Updated
2026-11-02
OSVGHSA-77hg-g8cc-5r37 No score

Puppet Privilege Escallation

The change_user method in the SUIDManager (lib/puppet/util/suidmanager.rb) in Puppet 2.6.x before 2.6.14 and 2.7.x before 2.7.11, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x before 2.0.3 does not properly manage group privileges, which allows local users to gain privileges via vectors related to (1) the change_user not dropping supplementary groups in certain conditions, (2) changes to the eguid without associated changes to the egid, or (3) the addition of the real gid to supplementary groups.

Record
GHSA-77hg-g8cc-5r37
Weakness
CWE-269
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
puppet
RubyGems
 2.6 up to 2.6.14
2.6.14
puppet
RubyGems
 2.7 up to 2.7.11
2.7.11
puppet
Debian:11
 before 2.7.11-1
2.7.11-1
puppet
Debian:6.0
From an advisory covering 2 CVEs
 before 2.6.2-5+squeeze4, plus listed versions
2.6.2-42.6.2-52.6.2-5+squeeze12.6.2-5+squeeze3
2.6.2-5+squeeze4
puppet
RubyGems
 2.6 up to 2.6.14, plus listed versions
2.6.02.6.12.6.102.6.112.6.12
Show 9 moreShow less
2.6.132.6.22.6.32.6.42.6.52.6.62.6.72.6.82.6.9
2.6.14
puppet
RubyGems
 2.7 up to 2.7.11, plus listed versions
2.7.12.7.32.7.42.7.52.7.62.7.82.7.9
2.7.11

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-1053 is a medium vulnerability (CVSS 6.9) in Puppet, published February 27, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. Fixed in puppet 2.6.14.

References

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