CVE-2021-3701
MEDIUM6.6EPSS 0.13%ansible-runner has default temporary files written to world R/W locations
Published: 8/24/2022Modified: 4/28/2026
Description
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.
Affected packages (3)
- Debian/ansible-runnerfrom 0, < 2.1.1-1
- PyPI/ansible-runner>= 2.0.0, < 2.1.0
- PyPI/ansible-runner>= 2.0.0, < 2.1.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM6.6 | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N |
References (9)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-3701
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-3701
- PATCHhttps://github.com/ansible/ansible-runner
- WEBhttps://access.redhat.com/security/cve/CVE-2021-3701
- WEBhttps://bugzilla.redhat.com/show_bug.cgi?id=1977959
- WEBhttps://github.com/ansible/ansible-runner/issues/738
- WEBhttps://github.com/ansible/ansible-runner/pull/742
- WEBhttps://github.com/ansible/ansible-runner/pull/742/commits
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/ansible-runner/PYSEC-2022-43067.yaml