SB2017012016 - Multiple vulnerabilities in Moodle

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Main Vulnerability Database SB2017012016

SB2017012016 - Multiple vulnerabilities in Moodle

Published: January 20, 2017 Updated: August 8, 2020

Security Bulletin ID SB2017012016
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Improper access control (CVE-ID: CVE-2016-8642)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

In Moodle 2.x and 3.x, the question engine allows access to files that should not be available.


2) Improper access control (CVE-ID: CVE-2016-8643)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote authenticated user to manipulate data.

In Moodle 2.x and 3.x, non-admin site managers may accidentally edit admins via web services.


3) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2016-8644)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.


Remediation

Install update from vendor's website.

References