Description

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 addresses by leveraging the teacher role and reading a Participants list.

Remediation

References

CVE-2016-2151

Related Vulnerabilities

IBM RTC Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2020-4546)

MediaWiki Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2011-4360)

OpenSSL Cryptographic Issues Vulnerability (CVE-2011-1945)

SugarCRM Improperly Controlled Modification of Dynamically-Determined Object Attributes Vulnerability (CVE-2019-17316)

WordPress Plugin Backup Migration Cross-Site Scripting (1.1.5)

Severity

Medium

Classification

CVE-2016-2151 CWE-200 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Tags

Missing Update Known Vulnerabilities