Vulnerability in Red Hat Ansible Runner
CVE-2021-3701
A flaw was found in ansible-runner where the default temporary files configuration in ansible-2.0.0 are written to world R/W locations. This flaw allows an attacker to pre-create the directory, resulting in reading private information or forcing ansible-runner to write files as the legitimate user in a place they did not expect. The highest threat from this vulnerability is to confidentiality and integrity.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.003 (19.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.0% 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
- Red Hat Ansible Runner — versions 2.0.0
- Ansible-Runner — versions Affects ansible-runner 2.0
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- access.redhat.com/security/cve/CVE-2021-3701 (Vendor Advisory)
- github.com/ansible/ansible-runner/issues/738 (Third Party Advisory, Issue Tracking)
- github.com/ansible/ansible-runner/pull/742/commits (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3701?
- CVE-2021-3701 is a medium-severity vulnerability in Red Hat Ansible Runner, classified under Incorrect Default Permissions. CVSS score: 6.6/10. Published 2022-08-23.
- How severe is CVE-2021-3701?
- Medium severity. CVSS v3 base score is 6.6 out of 10.