{"id":"GHSA-v83x-78q3-gr2j","summary":"GNU Mailman Postorius Access Control Issues","details":"An issue was discovered in `views/list.py` in GNU Mailman Postorius before 1.3.5. An attacker (logged into any account) can send a crafted POST request to unsubscribe any user from a mailing list, also revealing whether that address was subscribed in the first place.","aliases":["CVE-2021-40347","PYSEC-2021-319"],"modified":"2024-10-21T20:26:03.468341Z","published":"2022-05-24T19:14:08Z","database_specific":{"github_reviewed_at":"2024-04-22T22:50:22Z","nvd_published_at":"2021-09-10T19:15:00Z","cwe_ids":["CWE-284"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40347"},{"type":"WEB","url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993746"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/postorius/PYSEC-2021-319.yaml"},{"type":"PACKAGE","url":"https://gitlab.com/mailman/postorius"},{"type":"WEB","url":"https://gitlab.com/mailman/postorius/-/commit/3d880c56b58bc26b32eac0799407d74b64b7474b"},{"type":"WEB","url":"https://gitlab.com/mailman/postorius/-/issues/531"},{"type":"WEB","url":"https://gitlab.com/mailman/postorius/-/tags"},{"type":"WEB","url":"https://phabricator.wikimedia.org/T289798"},{"type":"WEB","url":"https://www.debian.org/security/2021/dsa-4970"}],"affected":[{"package":{"name":"postorius","ecosystem":"PyPI","purl":"pkg:pypi/postorius"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.5"}]}],"versions":["1.0.0","1.0.0a1","1.0.0a2","1.0.0b1","1.0.0b2","1.0.0b3","1.0.1","1.0.2","1.0.3","1.1.0","1.1.1","1.1.2","1.2.0","1.2.0a1","1.2.1","1.2.2","1.2.3","1.2.4","1.3.0","1.3.1","1.3.2","1.3.3","1.3.3rc1","1.3.3rc2","1.3.4","1.3.4rc1"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-v83x-78q3-gr2j/GHSA-v83x-78q3-gr2j.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"}]}