High
Security advisory
An issue was discovered in Cobbler before 3.3.1. In the templar.py file, the function check_for_invalid_imports can allow Cheetah code to import Python modules via the "#from MODULE import" substring. (Only lines beginning with #import are blocked.)
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-45082
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 11:23 UTC · Revision 1
Source evidence
An issue was discovered in Cobbler before 3.3.1. In the templar.py file, the function check_for_invalid_imports can allow Cheetah code to import Python modules via the "#from MODULE import" substring. (Only lines beginning with #import are blocked.)
osv:CVE-2021-45082
Complete source record
{
"id": "5e32b6c25b4fd378a7ffc9bef5a4aadfa4228bf30c064b73c3579fba3610350f",
"url": "https://osv.dev/vulnerability/CVE-2021-45082",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-45082",
"summary": "An issue was discovered in Cobbler before 3.3.1. In the templar.py file, the function check_for_invalid_imports can allow Cheetah code to import Python modules via the \"#from MODULE import\" substring. (Only lines beginning with #import are blocked.)",
"evidence": "osv:CVE-2021-45082",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2021-45082",
"aliases": [
"CVE-2021-45082",
"GHSA-6cm4-gm85-972c",
"PYSEC-2022-37"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/cobbler/cobbler",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "f5b0599acce32de4288c76e4f601aece0c664fed"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:cobbler_project:cobbler:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "3.3.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v3.3.0",
"v3.2.1",
"v3.2.0",
"v3.1.1",
"v3.1.0",
"v3.0.1",
"v3.0.0",
"v2.2.1-1",
"cobbler-2.2.1-1",
"v2.2.0-1",
"cobbler-2.2.0-1",
"v2.1.0",
"v2.0.3.2-1",
"cobbler-2.0.3.2-1",
"v2.0.3.1",
"v2.0.3",
"v2.0.2-1",
"v1.4.0-2",
"v1.2.9",
"v1.2.8-1",
"v1.2.6",
"v1.2.5",
"v1.2.2",
"v1.2.1-1",
"v1.2.0",
"v1.0.1",
"v1.0.0",
"v0.8.3-3",
"v0.8.3-2",
"v0.8.2",
"v0.8.1",
"v0.6.5",
"0.6.5",
"v0.6.4",
"v0.6.3-2",
"v0.6.2-2",
"v0.6.1-2",
"v0.6.0",
"0.6.0",
"v0.5.1",
"v0.4.8",
"v0.4.7",
"v0.4.6",
"v0.4.5",
"v0.4.4",
"v0.4.3",
"v0.4.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45082.json"
}
}
],
"modified": "2026-10-20T10:54:11.110907368Z",
"provider": "osv",
"references": [
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEJN7CPW6YCHBFQPFZKGA6AVA6T5NPIW/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5CSXQE7Q4TVDQJKFYBO4XDH3BZ7BLAR/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZCXMOUW4DH4DYWIJN44SMSU6R3CZDZBE/",
"https://github.com/cobbler/cobbler/releases",
"https://bugzilla.suse.com/show_bug.cgi?id=1193678"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*"
],
"vendor_product": "fedoraproject:fedora",
"extracted_events": [
{
"range": [
{
"introduced": "34"
},
{
"last_affected": "34"
},
{
"introduced": "35"
},
{
"last_affected": "35"
},
{
"introduced": "36"
},
{
"last_affected": "36"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:backports:sle-15:sp3:*:*:*:*:*:*",
"cpe:2.3:o:opensuse:backports:sle-15:sp4:*:*:*:*:*:*"
],
"vendor_product": "opensuse:backports",
"extracted_events": [
{
"range": [
{
"introduced": "sle-15-sp3"
},
{
"last_affected": "sle-15-sp3"
},
{
"introduced": "sle-15-sp4"
},
{
"last_affected": "sle-15-sp4"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:*:*:*",
"cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:*",
"cpe:2.3:o:suse:linux_enterprise_server:15:sp2:*:*:*:*:*:*",
"cpe:2.3:o:suse:linux_enterprise_server:15:sp3:*:*:*:*:*:*"
],
"vendor_product": "suse:linux_enterprise_server",
"extracted_events": [
{
"range": [
{
"introduced": "11-sp3"
},
{
"last_affected": "11-sp3"
},
{
"introduced": "12-NA"
},
{
"last_affected": "12-NA"
},
{
"introduced": "15-sp2"
},
{
"last_affected": "15-sp2"
},
{
"introduced": "15-sp3"
},
{
"last_affected": "15-sp3"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-45082",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 384928,
"published_at": "2022-02-19T00:15:17.013+00:00"
}