{"id":"UBUNTU-CVE-2021-45844","details":"Improper sanitization in the invocation of ODA File Converter from FreeCAD 0.19 allows an attacker to inject OS commands via a crafted filename.","modified":"2025-10-24T04:50:39Z","published":"2022-01-25T13:15:00Z","upstream":["CVE-2021-45844"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-45844"},{"type":"REPORT","url":"https://tracker.freecad.org/view.php?id=4809"},{"type":"REPORT","url":"https://forum.freecadweb.org/viewtopic.php?t=64733"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-45844"},{"type":"REPORT","url":"https://github.com/FreeCAD/FreeCAD/releases/tag/0.19.4"}],"affected":[{"package":{"name":"freecad","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/freecad@0.15.4671+dfsg1-4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.14.3702+dfsg-4","0.15.4671+dfsg1-1","0.15.4671+dfsg1-2","0.15.4671+dfsg1-3","0.15.4671+dfsg1-4"],"ecosystem_specific":{"binaries":[{"binary_version":"0.15.4671+dfsg1-4","binary_name":"freecad"},{"binary_version":"0.15.4671+dfsg1-4","binary_name":"freecad-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45844.json"}},{"package":{"name":"freecad","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/freecad@0.16.6712+dfsg1-1ubuntu2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.16+dfsg2-3","0.16+dfsg2-3build3","0.16.6712+dfsg1-1","0.16.6712+dfsg1-1ubuntu1","0.16.6712+dfsg1-1ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.16.6712+dfsg1-1ubuntu2","binary_name":"freecad"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45844.json"}},{"package":{"name":"freecad","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/freecad@0.18.4+dfsg2-1ubuntu4?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.18.3+dfsg1-1","0.18.3+dfsg1-4","0.18.4+dfsg1-1","0.18.4+dfsg1-2~build1","0.18.4+dfsg1-2","0.18.4+dfsg1-2ubuntu8","0.18.4+dfsg2-1ubuntu1","0.18.4+dfsg2-1ubuntu2","0.18.4+dfsg2-1ubuntu4"],"ecosystem_specific":{"binaries":[{"binary_version":"0.18.4+dfsg2-1ubuntu4","binary_name":"freecad"},{"binary_version":"0.18.4+dfsg2-1ubuntu4","binary_name":"freecad-common"},{"binary_version":"0.18.4+dfsg2-1ubuntu4","binary_name":"freecad-python3"},{"binary_version":"0.18.4+dfsg2-1ubuntu4","binary_name":"freecad-runtime"},{"binary_version":"0.18.4+dfsg2-1ubuntu4","binary_name":"libfreecad-python3-0.18"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45844.json"}},{"package":{"name":"freecad","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/freecad@0.19.2+dfsg1-3ubuntu1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.19.1+dfsg1-2","0.19.2+dfsg1-3","0.19.2+dfsg1-3ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.19.2+dfsg1-3ubuntu1","binary_name":"freecad"},{"binary_version":"0.19.2+dfsg1-3ubuntu1","binary_name":"freecad-common"},{"binary_version":"0.19.2+dfsg1-3ubuntu1","binary_name":"freecad-python3"},{"binary_version":"0.19.2+dfsg1-3ubuntu1","binary_name":"libfreecad-python3-0.19"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45844.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}