CVE-2018-11749

mediumpriority · track · 39OT risk · elevatedEPSS 0.008 · 55 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.76% (55th) EPSS

CVSS 5 · medium

Is it mine?

6 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 5–9.8

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-319USprimary

affected products (6)

Products and version ranges known to be affected.

Puppet Puppet Enterprise≤ 2016.4.14enisa_euvdEU
Puppet Puppet Enterprise≤ 2018.1.3enisa_euvdEU
Puppet Puppet Enterprise≤ 2017.3.9enisa_euvdEU
puppet puppet enterprise≤ 2016.4.14nvdUScpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
puppet puppet enterprise2017.3.0 → 2017.3.9nvdUScpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*
puppet puppet enterprise2018.1.0 → 2018.1.3nvdUScpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-08-24modified 2026-06-17

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references (3)

External citations — patches, advisories, analysis.

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