Puppet Server before 2.3.2 and Ruby puppetmaster in Puppet 4.x before 4.4.2 and in Puppet…
Priority MEDIUM 47CWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 6 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-284.
Summary
Puppet Server before 2.3.2 and Ruby puppetmaster in Puppet 4.x before 4.4.2 and in Puppet Agent before 1.4.2 might allow remote attackers to bypass intended auth.conf access restrictions by leveraging incorrect URL decoding.
Why it matters now
EPSS 0.02889 86th percentileScored 2026-11-07
Fix Partial puppet (RubyGems): 4.4.2Red Hat: 6 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | puppet (RubyGems) | 4.0.0 to before 4.4.2 | 4.4.2 | Patch available | GHSA-pqj5-7r86-64fv |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- puppet (RubyGems) Vendor— Affected 4.0.0 to before 4.4.2 Fixed in 4.4.2 Patch available GHSA-pqj5-7r86-64fv
CPE configurations NVD · 22
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:puppet:puppet:4.0.0:*:*:*:*:*:*:* | 4.0.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.0.0:rc1:*:*:*:*:*:* | 4.0.0 rc1 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.0.0:rc2:*:*:*:*:*:* | 4.0.0 rc2 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.0.0:rc3:*:*:*:*:*:* | 4.0.0 rc3 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.1.0:*:*:*:*:*:*:* | 4.1.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.2.0:*:*:*:*:*:*:* | 4.2.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.2.1:*:*:*:*:*:*:* | 4.2.1 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.2.2:*:*:*:*:*:*:* | 4.2.2 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.2.3:*:*:*:*:*:*:* | 4.2.3 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.3.0:*:*:*:*:*:*:* | 4.3.0 | Vulnerable | Puppet |
- cpe:2.3:a:puppet:puppet:4.0.0:*:*:*:*:*:*:* Versions 4.0.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.0.0:rc1:*:*:*:*:*:* Versions 4.0.0 rc1 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.0.0:rc2:*:*:*:*:*:* Versions 4.0.0 rc2 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.0.0:rc3:*:*:*:*:*:* Versions 4.0.0 rc3 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.1.0:*:*:*:*:*:*:* Versions 4.1.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.2.0:*:*:*:*:*:*:* Versions 4.2.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.2.1:*:*:*:*:*:*:* Versions 4.2.1 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.2.2:*:*:*:*:*:*:* Versions 4.2.2 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.2.3:*:*:*:*:*:*:* Versions 4.2.3 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.3.0:*:*:*:*:*:*:* Versions 4.3.0 Vulnerable ·Puppet
Show 12 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:puppet:puppet:4.3.1:*:*:*:*:*:*:* | 4.3.1 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.3.2:*:*:*:*:*:*:* | 4.3.2 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.4.0:*:*:*:*:*:*:* | 4.4.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet:4.4.1:*:*:*:*:*:*:* | 4.4.1 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_server:2.0.0:*:*:*:*:*:*:* | 2.0.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_server:2.1.0:*:*:*:*:*:*:* | 2.1.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_server:2.1.1:*:*:*:*:*:*:* | 2.1.1 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_server:2.1.2:*:*:*:*:*:*:* | 2.1.2 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_server:2.2.0:*:*:*:*:*:*:* | 2.2.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_server:2.3.0:*:*:*:*:*:*:* | 2.3.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_server:2.3.1:*:*:*:*:*:*:* | 2.3.1 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_agent:1.4.1:*:*:*:*:*:*:* | 1.4.1 | Vulnerable | Puppet |
- cpe:2.3:a:puppet:puppet:4.3.1:*:*:*:*:*:*:* Versions 4.3.1 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.3.2:*:*:*:*:*:*:* Versions 4.3.2 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.4.0:*:*:*:*:*:*:* Versions 4.4.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet:4.4.1:*:*:*:*:*:*:* Versions 4.4.1 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_server:2.0.0:*:*:*:*:*:*:* Versions 2.0.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_server:2.1.0:*:*:*:*:*:*:* Versions 2.1.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_server:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_server:2.1.2:*:*:*:*:*:*:* Versions 2.1.2 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_server:2.2.0:*:*:*:*:*:*:* Versions 2.2.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_server:2.3.0:*:*:*:*:*:*:* Versions 2.3.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_server:2.3.1:*:*:*:*:*:*:* Versions 2.3.1 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_agent:1.4.1:*:*:*:*:*:*:* Versions 1.4.1 Vulnerable ·Puppet
Remediation
- Fix · GHSA-pqj5-7r86-64fv puppet (RubyGems) Fixed in 4.4.2 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| OpenStack Foreman | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) Installer | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) | Affected | No fix planned: Will not fix |
| Red Hat OpenStack Platform 8 (Liberty) | Affected | No fix planned: Will not fix |
Not affected: 3 products
- Red Hat Ceph Storage 1.3
- Red Hat Satellite 6
- Red Hat Subscription Asset Manager
Timeline
- 2026-10-02 Threatist record created from CVE-2016-2785
- 2026-10-03 Alias added: GHSA-pqj5-7r86-64fv
References
Advisory 4
More Puppet vulnerabilities
- TI-2013-01442 The (1) template and (2) inline_template functions in the master server in Puppet before… CVSS 2.0HIGH 9.0
- TI-2021-08594 SQL injection in Puppet DB CVSS 3.1HIGH 8.8
- TI-2017-01576 Deserialization of untrusted data in Puppet server CVSS 3.0HIGH 8.2
- TI-2018-04793 Untrusted search path in Puppet Enterprise and Puppet Agent CVSS 3.0HIGH 8.8
- TI-2013-01456 Puppet 2.7.x before 2.7.21 and 3.1.x before 3.1.1, when running Ruby 1.9.3 or later… CVSS 2.0HIGH 7.5
- TI-2013-01454 Puppet before 2.6.18, 2.7.x before 2.7.21, and 3.1.x before 3.1.1, and Puppet Enterprise… CVSS 2.0HIGH 7.1
Sources
- CVE-2016-2785 · CVE Program
- CVE-2016-2785 · NVD
- FIRST EPSS
- GHSA-pqj5-7r86-64fv · GitHub Advisory Database · CC BY 4.0
- CVE-2016-2785 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences