USN-5121-1: Mailman vulnerabilities
22 October 2021
Several security issues were fixed in Mailman.
- mailman - Web-based mailing list manager
Andre Protas, Richard Cloke, and Andy Nuttall discovered that Mailman
did not properly associate cross-site request forgery (CSRF) tokens
to specific accounts. A remote attacker could use this to perform a
CSRF attack to gain access to another account. (CVE-2021-42097)
Andre Protas, Richard Cloke, and Andy Nuttall discovered that Mailman's
cross-site request forgery (CSRF) tokens for the options page are
derived from the admin password. A remote attacker could possibly use
this to assist in performing a brute force attack against the admin
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.
- USN-5121-2: mailman