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GoogleOSV:GHSA-V83X-78Q3-GR2JHistoryMay 24, 2022 - 7:14 p.m.
GNU Mailman Postorius Access Control Issues
2022-05-2419:14:08
Google
osv.dev
7
issue discovered
gnu mailman postorius
access control
views/list.py
attacker
crafted post request
unsubscribe
mailing list
revealing subscription
software
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.
References
bugs.debian.org/cgi-bin/bugreport.cgi?bug=993746
gitlab.com/mailman/postorius
gitlab.com/mailman/postorius/-/commit/3d880c56b58bc26b32eac0799407d74b64b7474b
gitlab.com/mailman/postorius/-/issues/531
gitlab.com/mailman/postorius/-/tags
nvd.nist.gov/vuln/detail/CVE-2021-40347
phabricator.wikimedia.org/T289798
www.debian.org/security/2021/dsa-4970
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