What is CVE-2021-33923?

CVE-2021-33923 is a medium-severity vulnerability in Confluent Cp-Ansible, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2021-09-29.

How severe is CVE-2021-33923?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Confluent Cp-Ansible

CVE-2021-33923

Insecure permissions in Confluent Ansible (cp-ansible) 5.5.0, 5.5.1, 5.5.2 and 6.0.0 allows local attackers to access some sensitive information (private keys, state database).

Published 2021-09-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.1th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Confluent Cp-Ansible — versions 5.5.0, 5.5.1, 5.5.2

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

www.detack.de/en/cve-2021-33923 (Third Party Advisory)
confluent.io (Vendor Advisory)

Frequently asked questions

What is CVE-2021-33923?: CVE-2021-33923 is a medium-severity vulnerability in Confluent Cp-Ansible, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2021-09-29.
How severe is CVE-2021-33923?: Medium severity. CVSS v3 base score is 5.5 out of 10.