Vulnerability record · CVE-2018-11749 · published 24 August 2018

CVE-2018-11749: Puppet enterprise cleartext transmission vulnerability

Puppet · Puppet Enterprise

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.

9.8 CVSS 3.0 Critical EPSS 0.76% · top 46.6% CWE-319 · Cleartext transmission

9.8CVSS 3.0 base score, v2 5.0

0.76%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References

17 Jun 2026Last modified by NVD

Description

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Puppet Enterprise Puppet

References

Link	Tags
https://puppet.com/security/cve/cve-2018-11749	Vendor Advisory
https://puppet.com/security/cve/cve-2018-11749	Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-11749), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.