The pxp-agent component in Puppet Enterprise 2015.3.x before 2015.3.3 and Puppet Agent…
Priority MEDIUM 45CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The pxp-agent component in Puppet Enterprise 2015.3.x before 2015.3.3 and Puppet Agent 1.3.x before 1.3.6 does not properly validate server certificates, which might allow remote attackers to spoof brokers and execute arbitrary commands via a crafted certificate.
Why it matters now
EPSS 0.01563 75th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:puppet:puppet_agent:1.3.0:*:*:*:*:*:*:* | 1.3.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_agent:1.3.1:*:*:*:*:*:*:* | 1.3.1 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_agent:1.3.2:*:*:*:*:*:*:* | 1.3.2 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_agent:1.3.4:*:*:*:*:*:*:* | 1.3.4 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_agent:1.3.5:*:*:*:*:*:*:* | 1.3.5 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_enterprise:2015.3.0:*:*:*:*:*:*:* | 2015.3.0 | Vulnerable | Puppet |
| cpe:2.3:a:puppet:puppet_enterprise:2015.3.2:*:*:*:*:*:*:* | 2015.3.2 | Vulnerable | Puppet |
- cpe:2.3:a:puppet:puppet_agent:1.3.0:*:*:*:*:*:*:* Versions 1.3.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_agent:1.3.1:*:*:*:*:*:*:* Versions 1.3.1 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_agent:1.3.2:*:*:*:*:*:*:* Versions 1.3.2 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_agent:1.3.4:*:*:*:*:*:*:* Versions 1.3.4 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_agent:1.3.5:*:*:*:*:*:*:* Versions 1.3.5 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_enterprise:2015.3.0:*:*:*:*:*:*:* Versions 2015.3.0 Vulnerable ·Puppet
- cpe:2.3:a:puppet:puppet_enterprise:2015.3.2:*:*:*:*:*:*:* Versions 2015.3.2 Vulnerable ·Puppet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-2786
- 2026-10-03 Alias added: GHSA-ccpv-4cv8-m68g
References
More Puppet Agent vulnerabilities
- TI-2016-02327 Puppet Server before 2.3.2 and Ruby puppetmaster in Puppet 4.x before 4.4.2 and in Puppet… CVSS 3.1CRITICAL 9.8
- TI-2016-04960 Code injection in Puppet Agent CVSS 3.0CRITICAL 9.8
- TI-2021-08596 A flaw was discovered in Puppet Agent and Puppet Server that may result in a leak of HTTP… CVSS 3.1CRITICAL 9.8
- TI-2016-04961 Puppet Enterprise 2015.3.3 and 2016.x before 2016.4.0, and Puppet Agent 1.3.6 through… CVSS 3.1HIGH 7.2
- TI-2015-01666 Improper input validation in Ruby CVSS 3.1MEDIUM 5.9
- TI-2021-08598 A flaw was discovered in Puppet Agent where the agent may silently ignore Augeas settings… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2016-2786 · CVE Program
- CVE-2016-2786 · NVD
- FIRST EPSS
- GHSA-ccpv-4cv8-m68g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences