Drupal 6.x before 6.16 and 5.x before version 5.22 does not properly block users under certain circumstances. A user with an open session that was blocked could maintain their session on the Drupal site despite being blocked.
https://www.openwall.com/lists/oss-security/2010/06/28/8
https://security-tracker.debian.org/tracker/CVE-2010-2473
https://www.drupal.org/node/731710
Source: Mitre, NVD
Published: 2019-11-07
Updated: 2019-11-13
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Severity: Medium
EPSS: 0.0034