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CVE-2015-5331

Good to know:

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Date: February 21, 2016

Moodle 2.9.x before 2.9.3 does not properly check the contact list before authorizing message transmission, which allows remote authenticated users to bypass intended access restrictions and conduct spam attacks via the messaging API.

Language: PHP

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2015-5331
https://github.com/moodle/moodle
https://moodle.org/mod/forum/discuss.php?d=323228
https://github.com/moodle/moodle/commit/cd0c9ac87d75b3d893d61df21e3ecfd12c065c1f
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-50426
https://www.mend.io/vulnerability-database/CVE-2015-5331

Severity Score

Weakness Type (CWE)

Security Features

CWE-254

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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