Moodle 2.6/2.6.1 externallib.php access control

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Moodle 2.6/2.6.1. This issue affects some unknown processing in the library mod/assign/externallib.php. This manipulation causes access control. This vulnerability appears as CVE-2014-2572. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Moodle 2.6/2.6.1 (Learning Management Software). Affected by this vulnerability is an unknown code in the library mod/assign/externallib.php. 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 integrity. The summary by CVE is:

mod/assign/externallib.php in Moodle 2.6.x before 2.6.2 does not properly handle assignment web-service parameters, which might allow remote authenticated users to modify grade metadata via unspecified vectors.

The weakness was presented 03/24/2014 (Website). It is possible to read the advisory at moodle.org. This vulnerability is known as CVE-2014-2572 since 03/20/2014. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

By approaching the search of inurl:mod/assign/externallib.php it is possible to find vulnerable targets with Google Hacking. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12844 (Moodle mod_assign Metadata Information Disclosure Vulnerability).

Upgrading to version 2.6.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (91960), SecurityFocus (BID 66295†) and Vulnerability Center (SBV-43868†). See VDB-66762 for similar entry. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

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

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Moodle 2.6.1

Timelineinfo

03/17/2014 🔍
03/17/2014 +0 days 🔍
03/20/2014 +3 days 🔍
03/24/2014 +4 days 🔍
03/24/2014 +0 days 🔍
04/02/2014 +9 days 🔍
03/24/2015 +356 days 🔍
05/08/2026 +4063 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: moodle.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-2572 (🔍)
GCVE (CVE): GCVE-0-2014-2572
GCVE (VulDB): GCVE-100-66763
X-Force: 91960
SecurityFocus: 66295 - Moodle Assignment Web Services Security Bypass Vulnerability
Vulnerability Center: 43868 - Moodle Before 2.6.2 Remote Security Bypass Vulnerability via Unspecified Vectors, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 05/08/2026 21:21
Changes: 03/24/2015 15:54 (56), 05/24/2017 10:55 (4), 12/18/2024 11:52 (20), 05/08/2026 21:21 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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