Information disclosure in Debian Linux
CVE-2021-20228
A flaw was found in the Ansible Engine 2.9.18, where sensitive info is not masked by default and is not protected by the no_log feature when using the sub-option feature of the basic.py module. This flaw allows an attacker to obtain sensitive information. The highest threat from this vulnerability is to confidentiality.
Vulnerability class: Information Disclosure
Published · last modified .
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:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.021 (81.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Debian Linux — versions 10.0
- Red Hat Ansible Automation Platform — versions 1.2
- Red Hat Ansible Engine — versions 2.9.18, 2.0, 2.9
- Red Hat Ansible Tower — versions 3.0
- Ansible — versions ansible-engine 2.9.18
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- github.com/ansible/ansible/pull/73487 (Patch, Third Party Advisory)
- www.debian.org/security/2021/dsa-4950 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20228?
- CVE-2021-20228 is a high-severity vulnerability in Debian Linux, classified under Information Disclosure. CVSS score: 7.5/10. Published 2021-04-29.
- How severe is CVE-2021-20228?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-20228 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.