{"id":"UBUNTU-CVE-2022-44900","details":"A directory traversal vulnerability in the SevenZipFile.extractall() function of the python library py7zr v0.20.0 and earlier allows attackers to write arbitrary files via extracting a crafted 7z file.","modified":"2026-02-04T02:35:27.935252Z","published":"2022-12-06T20:15:00Z","related":["USN-7030-1"],"upstream":["CVE-2022-44900"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-44900"},{"type":"REPORT","url":"https://github.com/miurahr/py7zr/commit/1bb43f17515c7f69673a1c88ab9cc72a7bbef406"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-44900"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7030-1"}],"affected":[{"package":{"name":"py7zr","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/py7zr@0.11.3+dfsg-4ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.3+dfsg-4ubuntu0.1"}]}],"versions":["0.11.3+dfsg-1","0.11.3+dfsg-1ubuntu1","0.11.3+dfsg-2","0.11.3+dfsg-3","0.11.3+dfsg-4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python3-py7zr","binary_version":"0.11.3+dfsg-4ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-44900.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}