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CVE

CVE-2019-10156

A flaw was discovered in the way Ansible templating was implemented in versions before 2.6.18, 2.7.12 and 2.8.2, causing

A flaw was discovered in the way Ansible templating was implemented in versions before 2.6.18, 2.7.12 and 2.8.2, causing the possibility of information disclosure through unexpected variable substitution. By taking advantage of unintended variable substitution the content of any variable may be disclosed.

MEDIUM · CVSS 5.4 EPSS 0.00589
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

5
redhat ansible< 2.6.18
redhat ansible>= 2.7.0 and < 2.7.12
redhat ansible>= 2.8.0 and < 2.8.2
redhat openstackall versions
debian linuxall versions
▤

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 MODERATE fixed in 2.6.18
▣

Scoring & Timeline

5.4
MEDIUM · CVSS v3.1 · secalert@redhat.com
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 NVD30 Jul 2019 · 11:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
⚑

Vendor Advisories

14
suse-csafopenSUSE-SU-2025:15753-1
suse-csafopenSUSE-SU-2025:15605-1
suse-csafopenSUSE-SU-2024:14536-1
suse-csafopenSUSE-SU-2024:14244-1
suse-csafopenSUSE-SU-2024:10615-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10156Issue TrackingVendor Advisory
https://github.com/ansible/ansible/pull/57188PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/09/msg00016.htmlVendor Advisory
https://lists.debian.org/debian-lts-announce/2021/01/msg00023.htmlMailing ListThird Party Advisory
https://www.debian.org/security/2021/dsa-4950Third Party Advisory
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