CVE-2015-5331

Publication date 22 February 2016

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

4.3 · Medium

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
moodle 15.10 wily
Not affected
15.04 vivid
Not affected
14.04 LTS trusty Not in release
12.04 LTS precise
Not affected

Notes

seth-arnold

affects only 2.9.x

Severity score breakdown

Parameter Value
Base score 4.3 · Medium
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact Low
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N