Vulnerability in Red Hat Ansible Runner
CVE-2021-3702
A race condition flaw was found in ansible-runner, where an attacker could watch for rapid creation and deletion of a temporary directory, substitute their directory at that name, and then have access to ansible-runner's private_data_dir the next time ansible-runner made use of the private_data_dir. The highest Threat out of this flaw is to integrity and confidentiality.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.002 (9.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · 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
- github.com/ansible/ansible-runner/pull/742/commits (Patch, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- access.redhat.com/security/cve/CVE-2021-3702 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-3702?
- CVE-2021-3702 is a medium-severity vulnerability in Red Hat Ansible Runner, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.3/10. Published 2022-08-23.
- How severe is CVE-2021-3702?
- Medium severity. CVSS v3 base score is 6.3 out of 10.