Description
The Multi-Authentication feature in the Central Authentication Service (CAS) functionality in auth/cas/cas_form.html in Moodle 2.1.x before 2.1.6 and 2.2.x before 2.2.3 does not use HTTPS, which allows remote attackers to obtain credentials by sniffing the network.
Remediation
References
Related Vulnerabilities
Apache Traffic Server Improper Input Validation Vulnerability (CVE-2018-8022)
Nginx Out-of-bounds Write Vulnerability (CVE-2022-41741)
WordPress Incorrect Default Permissions Vulnerability (CVE-2011-1762)
GlassFish Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2017-3250)