Home/CVE/The safe_eval function in Ansible before 1.5.4 does not properly restrict the code subset, which allows remote attackers
CVE

CVE-2014-4657

The safe_eval function in Ansible before 1.5.4 does not properly restrict the code subset, which allows remote attackers

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.

CRITICAL · CVSS 9.8 EPSS 0.03071
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

1
redhat ansible< 1.5.4
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI ansible CRITICAL fixed in 1.5.4
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Feb 2020 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/ansible/ansible/blob/release1.5.5/CHANGELOG.mdRelease Notes
https://www.securityfocus.com/bid/68232Third Party AdvisoryVDB Entry
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