CVE-2012-1053

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.

Published: 2012-05-29 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-1053 is rated Low Risk (31.1/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.04%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-1053

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 0.06% 0.04% -0.02%
2 2025-03-29 0.04% 0.06% +0.02%
3 2023-03-07 — 0.04% —

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-1053

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.9 2.0 MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 3.4 10.0 [email protected]

Weakness enumeration for CVE-2012-1053

GitHub Security Advisory for CVE-2012-1053

GHSA-77hg-g8cc-5r37 · Severity: medium · Ecosystem: rubygems — Puppet Privilege Escallation

OS Trackers for CVE-2012-1053

vendor priority summary link
debian not yet assigned CVE-2012-1053 not yet assigned priority: Debian including 1 source packages (puppet), 1 status rows across 1 suites (bullseye): resolved 1. https://security-tracker.debian.org/tracker/CVE-2012-1053
gentoo high CVE-2012-1053: 1 GLSA(s) (201203-03), 1 atom(s) (app-admin/puppet); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2012-1053
redhat medium — https://access.redhat.com/security/cve/CVE-2012-1053
ubuntu medium CVE-2012-1053 medium priority: Ubuntu including 1 source packages (puppet), 6 status rows across 6 suites (hardy, lucid, maverick, natty, oneiric, upstream): released 5, ignored 1. https://ubuntu.com/security/CVE-2012-1053

Affected software / configurations for CVE-2012-1053

Vendor Product Version Raw CPE
puppet puppet 2.6.0 cpe:2.3:a:puppet:puppet:2.6.0:*:*:*:*:*:*:*
puppet puppet 2.6.1 cpe:2.3:a:puppet:puppet:2.6.1:*:*:*:*:*:*:*
puppet puppet 2.6.2 cpe:2.3:a:puppet:puppet:2.6.2:*:*:*:*:*:*:*
puppet puppet 2.6.3 cpe:2.3:a:puppet:puppet:2.6.3:*:*:*:*:*:*:*
puppet puppet 2.6.4 cpe:2.3:a:puppet:puppet:2.6.4:*:*:*:*:*:*:*
puppet puppet 2.6.5 cpe:2.3:a:puppet:puppet:2.6.5:*:*:*:*:*:*:*
puppet puppet 2.6.6 cpe:2.3:a:puppet:puppet:2.6.6:*:*:*:*:*:*:*
puppet puppet 2.6.7 cpe:2.3:a:puppet:puppet:2.6.7:*:*:*:*:*:*:*
puppet puppet 2.6.8 cpe:2.3:a:puppet:puppet:2.6.8:*:*:*:*:*:*:*
puppet puppet 2.6.9 cpe:2.3:a:puppet:puppet:2.6.9:*:*:*:*:*:*:*
puppet puppet 2.6.10 cpe:2.3:a:puppet:puppet:2.6.10:*:*:*:*:*:*:*
puppet puppet 2.6.11 cpe:2.3:a:puppet:puppet:2.6.11:*:*:*:*:*:*:*
puppet puppet 2.6.12 cpe:2.3:a:puppet:puppet:2.6.12:*:*:*:*:*:*:*
puppet puppet 2.6.13 cpe:2.3:a:puppet:puppet:2.6.13:*:*:*:*:*:*:*
puppet puppet 2.7.2 cpe:2.3:a:puppet:puppet:2.7.2:*:*:*:*:*:*:*
puppet puppet 2.7.3 cpe:2.3:a:puppet:puppet:2.7.3:*:*:*:*:*:*:*
puppet puppet 2.7.4 cpe:2.3:a:puppet:puppet:2.7.4:*:*:*:*:*:*:*
puppet puppet 2.7.5 cpe:2.3:a:puppet:puppet:2.7.5:*:*:*:*:*:*:*
puppet puppet 2.7.6 cpe:2.3:a:puppet:puppet:2.7.6:*:*:*:*:*:*:*
puppet puppet 2.7.7 cpe:2.3:a:puppet:puppet:2.7.7:*:*:*:*:*:*:*
puppet puppet 2.7.8 cpe:2.3:a:puppet:puppet:2.7.8:*:*:*:*:*:*:*
puppet puppet 2.7.9 cpe:2.3:a:puppet:puppet:2.7.9:*:*:*:*:*:*:*
puppet puppet 2.7.10 cpe:2.3:a:puppet:puppet:2.7.10:*:*:*:*:*:*:*
puppetlabs puppet 2.7.0 cpe:2.3:a:puppetlabs:puppet:2.7.0:*:*:*:*:*:*:*
puppetlabs puppet 2.7.1 cpe:2.3:a:puppetlabs:puppet:2.7.1:*:*:*:*:*:*:*
puppet puppet_enterprise 1.2.0 cpe:2.3:a:puppet:puppet_enterprise:1.2.0:*:*:*:*:*:*:*
puppet puppet_enterprise 1.2.1 cpe:2.3:a:puppet:puppet_enterprise:1.2.1:*:*:*:*:*:*:*
puppet puppet_enterprise 1.2.2 cpe:2.3:a:puppet:puppet_enterprise:1.2.2:*:*:*:*:*:*:*
puppet puppet_enterprise 1.2.3 cpe:2.3:a:puppet:puppet_enterprise:1.2.3:*:*:*:*:*:*:*
puppet puppet_enterprise 1.2.4 cpe:2.3:a:puppet:puppet_enterprise:1.2.4:*:*:*:*:*:*:*
puppet puppet_enterprise 2.0.0 cpe:2.3:a:puppet:puppet_enterprise:2.0.0:*:*:*:*:*:*:*
puppet puppet_enterprise 2.0.1 cpe:2.3:a:puppet:puppet_enterprise:2.0.1:*:*:*:*:*:*:*
puppet puppet_enterprise 2.0.2 cpe:2.3:a:puppet:puppet_enterprise:2.0.2:*:*:*:*:*:*:*
puppetlabs puppet_enterprise_users 1.0 cpe:2.3:a:puppetlabs:puppet_enterprise_users:1.0:*:*:*:*:*:*:*
puppetlabs puppet_enterprise_users 1.1 cpe:2.3:a:puppetlabs:puppet_enterprise_users:1.1:*:*:*:*:*:*:*

References for CVE-2012-1053

cvelogic Threat Intelligence