What is CVE-2021-27018?

CVE-2021-27018 is a high-severity vulnerability in Puppet Remediate, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2021-08-30.

How severe is CVE-2021-27018?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Puppet Remediate

CVE-2021-27018

The mechanism which performs certificate validation was discovered to have a flaw that resulted in certificates signed by an internal certificate authority to not be properly validated. This issue only affects clients that are configured to utilize Tenable.sc as the vulnerability data source.

Vulnerability class: Improper Certificate Validation

EPSS: 0.005 (42.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Puppet Remediate
N/a Puppet Remediate — versions Affects Puppet Remediate prior to 2.0, resolved in 2.0

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

security@puppet.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-27018?: CVE-2021-27018 is a high-severity vulnerability in Puppet Remediate, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2021-08-30.
How severe is CVE-2021-27018?: High severity. CVSS v3 base score is 7.5 out of 10.