CVE-2016-2156

Severity Score

4.3

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

calendar/externallib.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 provides calendar-event data without considering whether an activity is hidden, which allows remote authenticated users to obtain sensitive information via a web-service request.

alendar/externallib.php en Moodle hasta la versión 2.6.11, 2.7.x en versiones anteriores a 2.7.13, 2.8.x en versiones anteriores a 2.8.11, 2.9.x en versiones anteriores a 2.9.5 y 3.0.x en versiones anteriores a 3.0.3 proporciona datos de eventos de calendario sin tener en cuenta si una actividad está oculta, lo que permite a usuarios remotos autenticados obtener información sensible a través de una petición de servicio web.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-01-29 CVE Reserved
2016-05-22 CVE Published
2023-03-07 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

CAPEC

References (4)

URL	Tag	Source
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52808	X_refsource_confirm
http://www.openwall.com/lists/oss-security/2016/03/21/1	Mailing List
http://www.securitytracker.com/id/1035333	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://moodle.org/mod/forum/discuss.php?d=330178	2020-12-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				<= 2.6.11 Search vendor "Moodle" for product "Moodle" and version " <= 2.6.11"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.0 Search vendor "Moodle" for product "Moodle" and version "2.7.0"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.1 Search vendor "Moodle" for product "Moodle" and version "2.7.1"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.2 Search vendor "Moodle" for product "Moodle" and version "2.7.2"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.3 Search vendor "Moodle" for product "Moodle" and version "2.7.3"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.4 Search vendor "Moodle" for product "Moodle" and version "2.7.4"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.5 Search vendor "Moodle" for product "Moodle" and version "2.7.5"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.6 Search vendor "Moodle" for product "Moodle" and version "2.7.6"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.7 Search vendor "Moodle" for product "Moodle" and version "2.7.7"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.8 Search vendor "Moodle" for product "Moodle" and version "2.7.8"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.9 Search vendor "Moodle" for product "Moodle" and version "2.7.9"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.10 Search vendor "Moodle" for product "Moodle" and version "2.7.10"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.11 Search vendor "Moodle" for product "Moodle" and version "2.7.11"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.7.12 Search vendor "Moodle" for product "Moodle" and version "2.7.12"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.0 Search vendor "Moodle" for product "Moodle" and version "2.8.0"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.1 Search vendor "Moodle" for product "Moodle" and version "2.8.1"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.2 Search vendor "Moodle" for product "Moodle" and version "2.8.2"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.3 Search vendor "Moodle" for product "Moodle" and version "2.8.3"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.4 Search vendor "Moodle" for product "Moodle" and version "2.8.4"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.5 Search vendor "Moodle" for product "Moodle" and version "2.8.5"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.6 Search vendor "Moodle" for product "Moodle" and version "2.8.6"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.7 Search vendor "Moodle" for product "Moodle" and version "2.8.7"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.8 Search vendor "Moodle" for product "Moodle" and version "2.8.8"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.9 Search vendor "Moodle" for product "Moodle" and version "2.8.9"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.8.10 Search vendor "Moodle" for product "Moodle" and version "2.8.10"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.9.0 Search vendor "Moodle" for product "Moodle" and version "2.9.0"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.9.1 Search vendor "Moodle" for product "Moodle" and version "2.9.1"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.9.2 Search vendor "Moodle" for product "Moodle" and version "2.9.2"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.9.3 Search vendor "Moodle" for product "Moodle" and version "2.9.3"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				2.9.4 Search vendor "Moodle" for product "Moodle" and version "2.9.4"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				3.0.0 Search vendor "Moodle" for product "Moodle" and version "3.0.0"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				3.0.1 Search vendor "Moodle" for product "Moodle" and version "3.0.1"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				3.0.2 Search vendor "Moodle" for product "Moodle" and version "3.0.2"		-		Affected