Moodle up to 2.6.11/2.7.12/2.8.10/2.9.4/3.0.2 user/index.php Email information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Moodle up to 2.6.11/2.7.12/2.8.10/2.9.4/3.0.2 and classified as problematic. This affects an unknown part of the file user/index.php. Performing a manipulation results in information disclosure (Email). This vulnerability was named CVE-2016-2151. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Moodle up to 2.6.11/2.7.12/2.8.10/2.9.4/3.0.2 (Learning Management Software). This affects an unknown part of the file user/index.php. The manipulation with an unknown input leads to a information disclosure vulnerability (Email). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

user/index.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 grants excessive authorization on the basis of the moodle/course:viewhiddenuserfields capability, which allows remote authenticated users to discover student e-mail addresses by leveraging the teacher role and reading a Participants list.

The weakness was presented 05/22/2016 (Website). The advisory is shared at moodle.org. This vulnerability is uniquely identified as CVE-2016-2151 since 01/29/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is necessary for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

By approaching the search of inurl:user/index.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 90256 (Fedora 23 : moodle-2.9.5-1.fc23 (2016-403715aaec)), 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 276028 (Fedora Security Update for moodle (FEDORA-2016-403715aaec)).

Upgrading to version 2.7.13, 2.8.11, 2.9.5 or 3.0.3 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 vulnerability database at Tenable (90256). See VDB-87574, VDB-87575, VDB-87576 and VDB-87577 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Email
Class: Information disclosure / Email
CWE: CWE-200 / CWE-284 / CWE-266
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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Nessus ID: 90256
Nessus Name: Fedora 23 : moodle-2.9.5-1.fc23 (2016-403715aaec)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 830863
OpenVAS Name: Fedora Update for moodle FEDORA-2016-9
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 2.7.13/2.8.11/2.9.5/3.0.3

Timelineinfo

01/29/2016 🔍
03/30/2016 +61 days 🔍
04/01/2016 +2 days 🔍
05/22/2016 +51 days 🔍
05/22/2016 +0 days 🔍
05/23/2016 +1 days 🔍
08/21/2022 +2281 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: moodle.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-2151 (🔍)
GCVE (CVE): GCVE-0-2016-2151
GCVE (VulDB): GCVE-100-87573
SecurityTracker: 1035333

See also: 🔍

Entryinfo

Created: 05/23/2016 10:31
Updated: 08/21/2022 14:29
Changes: 05/23/2016 10:31 (64), 12/09/2018 11:23 (11), 08/21/2022 14:29 (3)
Complete: 🔍
Cache ID: 216:167:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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