Security and Human Behavior (SHB) 2024

This week, I hosted the seventeenth Workshop on Security and Human Behavior at the Harvard Kennedy School. This is the first workshop since our co-founder, Ross Anderson, died unexpectedly. SHB is a small, annual, invitational workshop of people studying various aspects of the human side of...

SUSE CVE-2021-41867

An information disclosure vulnerability in OnionShare 2.3 before 2.4 allows remote unauthenticated attackers to retrieve the full list of participants of a non-public OnionShare node via the --chat feature...

Moodle allows attackers to discover student e-mail addresses

user/index.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 grants excessive authorization on the basis of the moodle/course:viewhiddenuserfields capability, which allows remote authenticated users to discover student e-mail...

CVE-2021-41867

An information disclosure vulnerability in OnionShare 2.3 before 2.4 allows remote unauthenticated attackers to retrieve the full list of participants of a non-public OnionShare node via the --chat feature...

CVE-2021-28579

Adobe Connect version 11.2.1 and earlier is affected by an Improper access control vulnerability that can lead to the elevation of privileges. An attacker with 'Learner' permissions can leverage this scenario to access the list of event participants...

CVE-2016-2151

user/index.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 grants excessive authorization on the basis of the moodle/course:viewhiddenuserfields capability, which allows remote authenticated users to discover student e-mail...

CVE-2016-2151

user/index.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 grants excessive authorization on the basis of the moodle/course:viewhiddenuserfields capability, which allows remote authenticated users to discover student e-mail...

CVE-2016-2151

user/index.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 grants excessive authorization on the basis of the moodle/course:viewhiddenuserfields capability, which allows remote authenticated users to discover student e-mail...

Moodle Design Bugs

Moodle is a free, open-source e-learning software platform, also known as a course management system, learning management system, or virtual learning environment, developed by Dr. Martin Dougiamas of Australia. A security vulnerability exists in Moodle version 2.8.x prior to 2.8.11, which stems...