DRUPAL-CONTRIB-2019-013 This module provides a field on user profiles which allows users to get a notification when their account logs in to the site.
An attacker can bypass session termination controls due to predictable URLs in login notification emails, potentially maintaining unauthorized access.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is DRUPAL-CONTRIB-2019-013?
DRUPAL-CONTRIB-2019-013 is an authentication bypass vulnerability in drupal/login_alert, published on 6 Feb 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
This module provides a field on user profiles which allows users to get a notification when their account logs in to the site. The notification e-mail includes a link which will terminate all sessions for that user. This is useful in the case of unauthorised access to the account.
The module doesn't employ sufficient randomness in the generation of URLs, which represents an Access Bypass vulnerability.
Which versions are affected by DRUPAL-CONTRIB-2019-013?
Linux distribution packages (1)
drupal/login_alert Packagist:https://packages.drupal.org/8 | All versions | 1.3.0 |
How do I fix DRUPAL-CONTRIB-2019-013?
Upgrade to a fixed version.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is DRUPAL-CONTRIB-2019-013 being exploited?
There is no known exploitation of DRUPAL-CONTRIB-2019-013 in the wild and no public exploit code.