Moodle up to 3.6.2 get_with_capability_join/get_users_by_capability access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Moodle up to 3.6.2. This affects the function get_with_capability_join/get_users_by_capability. Performing a manipulation results in access control. This vulnerability was named CVE-2019-3852. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Moodle up to 3.6.2 (Learning Management Software). This affects the function get_with_capability_join/get_users_by_capability. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability was found in moodle before version 3.6.3. The get_with_capability_join and get_users_by_capability functions were not taking context freezing into account when checking user capabilities

The bug was discovered 03/19/2019. The weakness was presented 03/26/2019 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2019-3852 since 01/03/2019. The exploitability is told to be easy. It is possible to initiate the attack remotely. Required for exploitation is a authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 261359 (Linux Distros Unpatched Vulnerability : CVE-2019-3852), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.6.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (261359). See VDB-132452, VDB-132451, VDB-132450 and VDB-132449 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Red Hat, Inc.): 🔍

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 261359
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2019-3852

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Moodle 3.6.3

Timelineinfo

01/03/2019 🔍
03/19/2019 +75 days 🔍
03/26/2019 +7 days 🔍
03/27/2019 +1 days 🔍
09/08/2025 +2357 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: bugzilla.redhat.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-3852 (🔍)
GCVE (CVE): GCVE-0-2019-3852
GCVE (VulDB): GCVE-100-132453
See also: 🔍

Entryinfo

Created: 03/27/2019 06:46
Updated: 09/08/2025 14:31
Changes: 03/27/2019 06:46 (59), 05/21/2020 17:28 (2), 08/08/2023 14:57 (14), 09/08/2025 14:31 (18)
Complete: 🔍
Cache ID: 216::103

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

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