CVE-2016-2151 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Reference

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52433 http://www.openwall.com/lists/oss-security/2016/03/21/1 http://www.securitytracker.com/id/1035333 https://moodle.org/mod/forum/discuss.php?d=330173

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

4.3