CVE-2013-4956

CVE-2013-4956 is a low-severity vulnerability in Puppet with a CVSS 2.0 base score of 3.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

• Severity: Low (CVSS 2.0 base score 3.6)
• EPSS exploit prediction: 0% (30th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-264
• Affected product: Puppet
• Published: 2013-08-20
• Last modified: 2026-06-16

Description

Puppet Module Tool (PMT), as used in Puppet 2.7.x before 2.7.23 and 3.2.x before 3.2.4, and Puppet Enterprise 2.8.x before 2.8.3 and 3.0.x before 3.0.1, installs modules with weak permissions if those permissions were used when the modules were originally built, which might allow local users to read or modify those modules depending on the original permissions.

Frequently asked questions

What is CVE-2013-4956?

Puppet Module Tool (PMT), as used in Puppet 2.7.x before 2.7.23 and 3.2.x before 3.2.4, and Puppet Enterprise 2.8.x before 2.8.3 and 3.0.x before 3.0.1, installs modules with weak permissions if those permissions were used when the modules were originally built, which might allow local users to read or modify those modules depending on the original permissions.

How severe is CVE-2013-4956?

CVE-2013-4956 has a CVSS 2.0 base score of 3.6, rated low severity.

Is CVE-2013-4956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4956?

CVE-2013-4956 primarily affects Puppet. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4956?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-4956 published?

CVE-2013-4956 was published on 2013-08-20 and last updated on 2026-06-16.

References

• http://puppetlabs.com/security/cve/cve-2013-4956/
• http://rhn.redhat.com/errata/RHSA-2013-1283.html
• http://rhn.redhat.com/errata/RHSA-2013-1284.html
• http://www.debian.org/security/2013/dsa-2761

Affected products (28)

• cpe:2.3:a:puppet:puppet:2.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.3:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.4:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.5:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.6:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.7:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.8:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.9:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.10:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.11:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.12:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.13:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.14:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.16:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.17:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.18:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.21:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:2.7.22:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:3.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:3.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet:3.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet_enterprise:2.8.0:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet_enterprise:2.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet_enterprise:2.8.2:*:*:*:*:*:*:*
• cpe:2.3:a:puppet:puppet_enterprise:3.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:puppetlabs:puppet:2.7.0:*:*:*:*:*:*:*
• cpe:2.3:a:puppetlabs:puppet:2.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:puppetlabs:puppet:3.2.0:*:*:*:*:*:*:*

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