CVE-2016-2151

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    CVE-2016-2151

    Published: 22 May 2016Last Modified: 8 Jul 2026

    Summary:

    Details: 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.

    References: 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

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.7.0
    2.7.1
    2.7.10
    2.7.11
    2.7.12
    2.7.2
    2.7.3
    2.7.4
    2.7.5
    2.7.6
    2.7.7
    2.7.8
    2.7.9

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High