CVE-2021-42097

high

Description

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).

References

https://bugs.launchpad.net/mailman/+bug/1947640

https://www.debian.org/security/2021/dsa-4991

http://www.openwall.com/lists/oss-security/2021/10/21/4

Details

Source: Mitre, NVD

Published: 2021-10-21

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Severity: High