Vulnerability · Published Dec 2, 2021 · Assigned by mitre
CVE-2021-44227
High 8.8
In plain English
A high-severity security flaw in the mailman package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 55% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)0.8%top 44.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request (using that token) to set a new admin password or make other changes.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | mailman | 3:2.1.29-12.module_el8.5.0+26+48d4c9ee.2 | ALSA-2021:4916 |
| AlmaLinux:8 | mailman | 3:2.1.29-12.module_el8.5.0+2602+327eb9f3.2 | ALSA-2021:4916 |
| PyPI | mailman | 2.1.38 | GHSA-xq58-69h2-765m |
| PyPI | mailman | 2.1.38 | PYSEC-2026-660 |
| Rocky Linux:8 | mailman | 3:2.1.29-12.module+el8.5.0+717+27fd1ba7.2 | RLSA-2021:4916 |
| Rocky Linux:8 | mailman | 3:2.1.29-12.module+el8.5.0+703+19300c10 | RLSA-2021:4916 |
Affected products (as reported)
References
- https://bugs.launchpad.net/mailman/+bug/1952384 x_refsource_MISC
- [debian-lts-announce] 20220609 [SECURITY] [DLA 3049-1] mailman security update mailing-list, x_refsource_MLIST