CVE-2020-1734
Description
A flaw was found in the pipe lookup plugin of ansible. Arbitrary commands can be run, when the pipe lookup plugin uses subprocess.Popen() with shell=True, by overwriting ansible facts and the variable is not escaped by quote plugin. An attacker could take advantage and run arbitrary commands by overwriting the ansible facts.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Affected 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Affected | — |
| sid | Affected | — |
| forky | Affected | — |
| bullseye | Affected | — |
| bookworm | Affected | — |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
References
- https://security-tracker.debian.org/tracker/CVE-2020-1734
- https://nvd.nist.gov/vuln/detail/CVE-2020-1734
- https://github.com/ansible/ansible/issues/67792
- https://github.com/ansible/ansible/issues/70159
- https://github.com/ansible/ansible/pull/70596
- https://github.com/ansible/ansible/commit/4f978af4ca16ad9828ffe42203b9615425195f8b
- https://github.com/ansible/ansible/commit/963bdd9983b91a48fb6949fb2ef41071e72d0be0
- https://github.com/ansible/ansible/commit/bff0724e9eab2770f874e018298f9ab74cc2a78f
- https://github.com/ansible/ansible/commit/e5649ca3e807f17e7c034ee22791f107162973b0
- https://access.redhat.com/errata/RHBA-2020:0547
- https://access.redhat.com/errata/RHBA-2020:1539
- https://access.redhat.com/security/cve/CVE-2020-1734
- https://bugzilla.redhat.com/show_bug.cgi?id=1801804
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1734
- https://github.com/advisories/GHSA-h39q-95q5-9jfp
- https://github.com/ansible/ansible
- https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2020-6.yaml
- https://www.suse.com/security/cve/CVE-2020-1734.html
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.