CVE-2021-42097

Advisory

GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover).

Affected package

Affected versions

Fixed versions

Vulnerability changelog

This vulnerability has no description

Resources

• https://mail.python.org/archives/list/[email protected]/thread/IKCO6JU755AP5G5TKMBJL6IEZQTTNPDQ/
• https://bugs.launchpad.net/mailman/+bug/1947640
• http://www.openwall.com/lists/oss-security/2021/10/21/4
• https://www.debian.org/security/2021/dsa-4991
• https://access.redhat.com/security/cve/CVE-2021-42097
• https://nvd.nist.gov/vuln/detail/CVE-2021-42097
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42097