ansible: improper restriction of code subset allows remote arbitrary code execution via crafted instructions
Published Feb 20, 2020
9.3
CRITICALCVSS 4.0
EPSS 4.43%
Description
The safe_eval function in Ansible before 1.5.4 does not properly restrict the code subset, which allows remote attackers to execute arbitrary code via crafted instructions.
Affected products
No data.
No data.
CloudForms Management Engine 5
ansible
Not affected
Red Hat Ansible Engine 2
ansible
Not affected
Red Hat Ansible Tower 3
ansible
Not affected
Red Hat Ceph Storage 2
ansible
Not affected
Red Hat Ceph Storage 3
ansible
Not affected
Red Hat OpenStack Platform 10 (Newton)
ansible
Not affected
Red Hat OpenStack Platform 13 (Queens)
ansible
Not affected
Red Hat Storage 3
ansible
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| CloudForms Management Engine 5 | ansible | Not affected | n/a |
| Red Hat Ansible Engine 2 | ansible | Not affected | n/a |
| Red Hat Ansible Tower 3 | ansible | Not affected | n/a |
| Red Hat Ceph Storage 2 | ansible | Not affected | n/a |
| Red Hat Ceph Storage 3 | ansible | Not affected | n/a |
| Red Hat OpenStack Platform 10 (Newton) | ansible | Not affected | n/a |
| Red Hat OpenStack Platform 13 (Queens) | ansible | Not affected | n/a |
| Red Hat Storage 3 | ansible | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.43% (0.04427) | 91.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.28% (0.04284) | 89.80th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.24% (0.02239) | 83.07th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.53% (0.08525) | 87.09th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.78% (0.01776) | 81.45th | v4 (v2025.03.14) |
| Feb 13, 2025 | 5.99% (0.05994) | 93.48th | v3 (v2023.03.01) |
| Dec 26, 2024 | 8.43% (0.08430) | 94.41th | v3 (v2023.03.01) |
| Dec 17, 2024 | 6.28% (0.06282) | 93.56th | v3 (v2023.03.01) |
| Dec 10, 2023 | 3.69% (0.03685) | 90.74th | v3 (v2023.03.01) |
| Jul 10, 2023 | 3.53% (0.03533) | 90.27th | v3 (v2023.03.01) |
| May 8, 2023 | 4.86% (0.04861) | 91.50th | v3 (v2023.03.01) |
| Apr 23, 2023 | 4.42% (0.04417) | 91.14th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.92% (0.03918) | 90.60th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.98% (0.01978) | 79.27th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.98% (0.01978) | 77.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.98% (0.01978) | 56.34th | v2 (v2022.01.01) |
References (10)
- https://access.redhat.com/security/cve/CVE-2014-4657 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1831263 Issue Tracking
- https://github.com/advisories/GHSA-qg47-5px9-32g7 Advisory
- https://github.com/ansible/ansible/blob/release1.5.5/CHANGELOG.md x_refsource_CONFIRMRelease Notes
- https://github.com/ansible/ansible/commit/998793fd0ab55705d57527a38cee5e83f535974c
- https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2020-199.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2014-4657
- https://web.archive.org/web/20210120133852/https://www.securityfocus.com/bid/68232
- https://www.cve.org/CVERecord?id=CVE-2014-4657
- https://www.securityfocus.com/bid/68232 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2014-4657 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1831263 | Issue Tracking | |
| https://github.com/advisories/GHSA-qg47-5px9-32g7 | Advisory | |
| https://github.com/ansible/ansible/blob/release1.5.5/CHANGELOG.md | x_refsource_CONFIRMRelease Notes | |
| https://github.com/ansible/ansible/commit/998793fd0ab55705d57527a38cee5e83f535974c | ||
| https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2020-199.yaml | ||
| https://nvd.nist.gov/vuln/detail/CVE-2014-4657 | ||
| https://web.archive.org/web/20210120133852/https://www.securityfocus.com/bid/68232 | ||
| https://www.cve.org/CVERecord?id=CVE-2014-4657 | ||
| https://www.securityfocus.com/bid/68232 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.