Cleartext transmission of sensitive information in Puppet Enterprise
Priority MEDIUM 43CWE-319Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-319.
Summary
When users are configured to use startTLS with RBAC LDAP, at login time, the user's credentials are sent via plaintext to the LDAP server. This affects Puppet Enterprise 2018.1.3, 2017.3.9, and 2016.4.14, and is fixed in Puppet Enterprise 2018.1.4, 2017.3.10, and 2016.4.15. It scored an 8.5 CVSS score.
Why it matters now
EPSS 0.00758 55th 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 |
|---|---|---|---|---|---|
| Puppet | Puppet Enterprise | 2018.1.3; 2017.3.9; 2016.4.14 | — | No fix listed | CNA |
- Puppet Enterprise VendorPuppet Affected 2018.1.3; 2017.3.9; 2016.4.14 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:* | up to 2016.4.14; 2017.3.0 – 2017.3.9; 2018.1.0 – 2018.1.3 | Vulnerable | Puppet |
- cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:* Versions up to 2016.4.14; 2017.3.0 – 2017.3.9; 2018.1.0 – 2018.1.3 Vulnerable ·Puppet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-11749
- 2026-10-03 Alias added: GHSA-qh8x-vwrj-w4f2
References
More Puppet Enterprise vulnerabilities
- TI-2017-05170 Integer overflow in nginx CVSS 3.1HIGH 7.5
- TI-2023-02371 A privilege escalation allowing remote code execution was discovered in the orchestration service. CVSS 3.1CRITICAL 9.8
- TI-2013-01442 The (1) template and (2) inline_template functions in the master server in Puppet before… CVSS 2.0HIGH 9.0
- TI-2018-04792 Code injection in Puppet Enterprise 2018.1.x prior to 2018.1.1, razor-server and… CVSS 3.0CRITICAL 9.8
- TI-2016-02330 MCollective 2.7.0 and 2.8.x before 2.8.9, as used in Puppet Enterprise, allows remote… 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
Sources
- CVE-2018-11749 · CVE Program
- CVE-2018-11749 · NVD
- FIRST EPSS
- GHSA-qh8x-vwrj-w4f2 · 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