CVE-2018-11749

Name: CVE-2018-11749
Creator: NVD / NIST
Published: 2018-08-24T13:29:00.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.76%

Last modified Jun 17, 2026

CVE-2018-11749 is a vulnerability of currently unknown severity. 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. EPSS estimates a 0.76% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

0.76%

50.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-319

Affected Software

Vendor	Product	Versions
Puppet	Puppet Enterprise	<= 2016.4.14
Puppet	Puppet Enterprise	>= 2017.3.0, <= 2017.3.9
Puppet	Puppet Enterprise	>= 2018.1.0, <= 2018.1.3

References

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

Timeline

Published: Aug 24, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-11749?

How severe is CVE-2018-11749?

Severity scoring for CVE-2018-11749 is pending analysis. The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.

How do I fix CVE-2018-11749?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-11749?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST