| Name | CVE-2021-42096 |
| Description | GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A certain csrf_token value is derived from the admin password, and may be useful in conducting a brute-force attack against that password. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2791-1, DSA-4991-1 |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| mailman | source | stretch | 1:2.1.23-1+deb9u7 | DLA-2791-1 | ||
| mailman | source | buster | 1:2.1.29-1+deb10u2 | DSA-4991-1 | ||
| mailman | source | (unstable) | (unfixed) |
Fixed by: https://bazaar.launchpad.net/~mailman-coders/mailman/2.1/revision/1873
https://bugs.launchpad.net/mailman/+bug/1947639
https://mail.python.org/archives/list/mailman-announce@python.org/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/
https://www.openwall.com/lists/oss-security/2021/10/21/4