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.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Moodle. It has been classified as critical. Affected is an unknown function of the component Access Restriction. This manipulation causes access control. This vulnerability appears as CVE-2014-7846. There is no available exploit. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in Moodle (Learning Management Software). Affected by this vulnerability is an unknown code block of the component Access Restriction. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality. The summary by CVE is:

tag/tag_autocomplete.php in Moodle through 2.4.11, 2.5.x before 2.5.9, 2.6.x before 2.6.6, and 2.7.x before 2.7.3 does not consider the moodle/tag:edit capability before adding a tag, which allows remote authenticated users to bypass intended access restrictions via an AJAX request.

The weakness was presented 11/24/2014 as confirmed git commit (GIT Repository). The advisory is shared at git.moodle.org. This vulnerability is known as CVE-2014-7846 since 10/03/2014. The exploitation appears to be easy. The attack can be launched remotely. The requirement for exploitation is a single authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 13071 (Moodle Multiple Security Vulnerabilities(MSA-14-0036 - MSA-14-0048)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.moodle.org.

The vulnerability is also documented in the databases at X-Force (98715), SecurityFocus (BID 71124†) and Vulnerability Center (SBV-47460†). See VDB-72975, VDB-72974, VDB-72972 and VDB-72971 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Learning Management Software

Name

• Moodle

Version

• 2.4.11
• 2.5
• 2.5.1
• 2.5.2
• 2.5.3
• 2.5.4
• 2.5.5
• 2.5.6
• 2.5.7
• 2.5.8
• 2.6
• 2.6.1
• 2.6.2
• 2.6.3
• 2.6.4
• 2.6.5
• 2.7
• 2.7.1
• 2.7.2

License

• open-source

Website

• Product: https://moodle.org/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.moodle.org

Timelineinfo

10/03/2014 🔍
11/17/2014 +45 days 🔍
11/17/2014 +0 days 🔍
11/24/2014 +7 days 🔍
11/24/2014 +0 days 🔍
12/08/2014 +14 days 🔍
03/27/2015 +109 days 🔍
04/04/2022 +2565 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: git.moodle.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-7846 (🔍)
GCVE (CVE): GCVE-0-2014-7846
GCVE (VulDB): GCVE-100-72973
X-Force: 98715
SecurityFocus: 71124 - Moodle 'tag/tag_autocomplete.php' Unauthorized Access Vulnerability
SecurityTracker: 1031215
Vulnerability Center: 47460 - Moodle Remote Security Bypass via an AJAX Request - CVE-2014-7846, Medium

See also: 🔍

Entryinfo

Created: 03/27/2015 14:56
Updated: 04/04/2022 13:30
Changes: 03/27/2015 14:56 (60), 06/13/2017 09:21 (4), 04/04/2022 13:30 (3)
Complete: 🔍
Cache ID: 216:3DC:103

Discussion

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