Moodle up to 2.6.11/2.7.10/2.8.8/2.9.2 mod/lesson/mediafile.php cross-site request forgery

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.6	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Moodle up to 2.6.11/2.7.10/2.8.8/2.9.2. Affected is an unknown function of the file mod/lesson/mediafile.php. Executing a manipulation can lead to cross-site request forgery. This vulnerability appears as CVE-2015-5338. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Moodle up to 2.6.11/2.7.10/2.8.8/2.9.2 (Learning Management Software) and classified as critical. This vulnerability affects an unknown code block of the file mod/lesson/mediafile.php. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. The CWE definition for the vulnerability is CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Multiple cross-site request forgery (CSRF) vulnerabilities in the lesson module in Moodle through 2.6.11, 2.7.x before 2.7.11, 2.8.x before 2.8.9, and 2.9.x before 2.9.3 allow remote attackers to hijack the authentication of arbitrary users for requests to (1) mod/lesson/mediafile.php or (2) mod/lesson/view.php.

The weakness was presented 02/22/2016 (Website). The advisory is available at moodle.org. This vulnerability was named CVE-2015-5338 since 07/01/2015. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

By approaching the search of inurl:mod/lesson/mediafile.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 89194 (Fedora 22 : moodle-2.8.9-1.fc22 (2015-2ebdd4ad8f)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124446 (Fedora Security Update for moodle (FEDORA-2015-98)).

Upgrading to version 2.7.10, 2.8.9 or 2.9.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (89194), SecurityFocus (BID 77611†) and Vulnerability Center (SBV-57628†). See VDB-81052, VDB-81053, VDB-81054 and VDB-81055 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Learning Management Software

Name

• Moodle

Version

• 2.6.0
• 2.6.1
• 2.6.2
• 2.6.3
• 2.6.4
• 2.6.5
• 2.6.6
• 2.6.7
• 2.6.8
• 2.6.9
• 2.6.10
• 2.6.11
• 2.7.0
• 2.7.1
• 2.7.2
• 2.7.3
• 2.7.4
• 2.7.5
• 2.7.6
• 2.7.7
• 2.7.8
• 2.7.9
• 2.7.10
• 2.8.0
• 2.8.1
• 2.8.2
• 2.8.3
• 2.8.4
• 2.8.5
• 2.8.6
• 2.8.7
• 2.8.8
• 2.9.0
• 2.9.1
• 2.9.2

License

• open-source

Website

• Product: https://moodle.org/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 89194
Nessus Name: Fedora 22 : moodle-2.8.9-1.fc22 (2015-2ebdd4ad8f)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for moodle FEDORA-2015-2
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Moodle 2.7.10/2.8.9/2.9.3

Timelineinfo

07/01/2015 🔍
11/16/2015 +138 days 🔍
11/16/2015 +0 days 🔍
12/11/2015 +25 days 🔍
02/22/2016 +73 days 🔍
02/22/2016 +0 days 🔍
02/23/2016 +1 days 🔍
03/04/2016 +10 days 🔍
03/23/2016 +19 days 🔍
07/08/2022 +2298 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: FEDORA-2015-2ebdd4ad8f
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5338 (🔍)
GCVE (CVE): GCVE-0-2015-5338
GCVE (VulDB): GCVE-100-81058
SecurityFocus: 77611 - Moodle CVE-2015-5338 Cross Site Request Forgery Vulnerability
Vulnerability Center: 57628 - Moodle Cross-Site Request Forgery Vulnerabilities in the Lesson Moudle - CVE-2015-5338, Medium

See also: 🔍

Entryinfo

Created: 02/23/2016 09:41
Updated: 07/08/2022 10:56
Changes: 02/23/2016 09:41 (70), 02/02/2019 11:19 (13), 07/08/2022 10:56 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

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