What is CVE-2018-11747?

CVE-2018-11747 is a critical-severity vulnerability in Puppet Discovery, classified under Improper Certificate Validation. CVSS score: 9.8/10. Published 2019-03-21.

How severe is CVE-2018-11747?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Puppet Discovery

CVE-2018-11747

Previously, Puppet Discovery was shipped with a default generated TLS certificate in the nginx container. In version 1.4.0, a unique certificate will be generated on installation or the user will be able to provide their own TLS certificate for ingress.

Vulnerability class: Improper Certificate Validation

EPSS: 0.007 (50.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Puppet Discovery
Puppet Discovery — versions all versions prior to 1.4.0

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

security@puppet.com (x_refsource_CONFIRM, Vendor Advisory)
security@puppet.com (mailing-list, x_refsource_MLIST)

Frequently asked questions

What is CVE-2018-11747?: CVE-2018-11747 is a critical-severity vulnerability in Puppet Discovery, classified under Improper Certificate Validation. CVSS score: 9.8/10. Published 2019-03-21.
How severe is CVE-2018-11747?: Critical severity. CVSS v3 base score is 9.8 out of 10.