Low
Security advisory
A flaw was found in Ansible Engine when the module package or service is used and the parameter 'use' is not specified. If a previous task is executed with a malicious user, the module sent can be selected by the attacker using the ansible facts file. All versions in 2.7.x, 2.8.x and 2.9.x branches are believed to be vulnerable.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-1738
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 10:54 UTC · Revision 1
Source evidence
A flaw was found in Ansible Engine when the module package or service is used and the parameter 'use' is not specified. If a previous task is executed with a malicious user, the module sent can be selected by the attacker using the ansible facts file. All versions in 2.7.x, 2.8.x and 2.9.x branches are believed to be vulnerable.
osv:CVE-2020-1738
Complete source record
{
"id": "86a9c40e44b2e3949b85c8c5f2ccfd4c9f012c02f8c7a476c53dbb5662e30450",
"url": "https://osv.dev/vulnerability/CVE-2020-1738",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-1738",
"summary": "A flaw was found in Ansible Engine when the module package or service is used and the parameter 'use' is not specified. If a previous task is executed with a malicious user, the module sent can be selected by the attacker using the ansible facts file. All versions in 2.7.x, 2.8.x and 2.9.x branches are believed to be vulnerable.",
"evidence": "osv:CVE-2020-1738",
"products": [],
"severity": "low",
"structured": {
"id": "CVE-2020-1738",
"aliases": [
"CVE-2020-1738",
"GHSA-f85h-23mf-2fwh",
"PYSEC-2020-10"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/ansible/ansible",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "8fd406ee8e3a14be72b3cbbfe91d03fe35952f95"
},
{
"introduced": "2611867fd1dc387ceaa0ffb8ce0f030aafc2a859"
},
{
"last_affected": "d28e4b63c7b70acbaf0a1fedd53c91b6686574a0"
},
{
"introduced": "24325a05dfb9104d6d4ec8b488b89e07c2e6d376"
},
{
"last_affected": "9388be4269bdf83406bfa9245142de8b7dc8cfbc"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:redhat:ansible:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "2.7.16"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:redhat:ansible:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.8.0"
},
{
"last_affected": "2.8.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:redhat:ansible:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.9.0"
},
{
"last_affected": "2.9.5"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v2.9.5",
"v2.9.4",
"v2.9.3",
"v2.8.8",
"v2.7.16",
"v2.9.2",
"v2.9.1",
"v2.8.7",
"v2.7.15",
"v2.9.0",
"v2.8.6",
"v2.7.14",
"v2.8.5",
"v2.7.13",
"v2.8.4",
"v2.8.3",
"v2.7.12",
"v2.8.2",
"v2.8.1",
"v2.7.11",
"v2.8.0",
"v2.7.10",
"v2.7.9",
"v2.7.8",
"v2.7.7",
"v2.7.6",
"v2.7.5",
"v2.7.4",
"v2.7.3",
"v2.7.2",
"v2.7.1",
"v2.7.0",
"v2.7.0rc4",
"v2.7.0rc3",
"v2.7.0rc2",
"v2.7.0rc1",
"v2.7.0b1",
"v2.7.0.a1",
"v2.6.0a1",
"v2.0.0-0.5.beta3",
"v2.0.0-0.4.beta2",
"v2.0.0-0.3.beta1",
"v2.0.0-0.2.alpha2",
"v2.0.0-0.1.alpha1",
"v1.6.0",
"v1.4.0",
"v1.2",
"v1.1",
"v1.0",
"0.7",
"0.3",
"0.0.1",
"0.01"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-1738.json"
}
}
],
"modified": "2026-10-20T10:52:01.234015626Z",
"provider": "osv",
"references": [
"https://github.com/ansible/ansible/issues/67796",
"https://security.gentoo.org/glsa/202006-11",
"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1738"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:redhat:ansible_tower:*:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:ansible_tower",
"extracted_events": [
{
"range": [
{
"last_affected": "3.3.4"
},
{
"introduced": "3.3.5"
},
{
"last_affected": "3.4.5"
},
{
"introduced": "3.5.0"
},
{
"last_affected": "3.5.5"
},
{
"introduced": "3.6.0"
},
{
"last_affected": "3.6.3"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:cloudforms_management_engine:5.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:cloudforms_management_engine",
"extracted_events": [
{
"range": [
{
"introduced": "5.0"
},
{
"last_affected": "5.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:openstack",
"extracted_events": [
{
"range": [
{
"introduced": "13"
},
{
"last_affected": "13"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2020-1738",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 383204,
"published_at": "2020-03-16T16:15:14.093+00:00"
}