Moodle 3.x Course access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
6.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Moodle 3.x. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component Course Handler. Performing a manipulation results in access control. This vulnerability is cataloged as CVE-2017-7532. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Moodle 3.x (Learning Management Software). This affects an unknown function of the component Course Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In Moodle 3.x, course creators are able to change system default settings for courses.

The bug was discovered 07/17/2017. The weakness was shared 07/17/2017 (Website). It is possible to read the advisory at moodle.org. This vulnerability is uniquely identified as CVE-2017-7532 since 04/05/2017. It is possible to initiate the attack remotely. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/08/2025). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 261397 (Linux Distros Unpatched Vulnerability : CVE-2017-7532), which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276806 (Fedora Security Update for moodle (FEDORA-2017-60410804eb)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (261397) and SecurityFocus (BID 99617†). The entry VDB-103715 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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-284 / CWE-266
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: 261397
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2017-7532

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for moodle FEDORA-2017-b0918e3905
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/05/2017 🔍
07/17/2017 +103 days 🔍
07/17/2017 +0 days 🔍
07/17/2017 +0 days 🔍
07/17/2017 +0 days 🔍
07/18/2017 +1 days 🔍
09/08/2025 +2974 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: moodle.org
Researcher: Thomas Jaisson
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-7532 (🔍)
GCVE (CVE): GCVE-0-2017-7532
GCVE (VulDB): GCVE-100-103719
SecurityFocus: 99617 - Moodle CVE-2017-7532 Security Bypass Vulnerability

See also: 🔍

Entryinfo

Created: 07/18/2017 11:02
Updated: 09/08/2025 06:00
Changes: 07/18/2017 11:02 (64), 10/27/2019 05:47 (4), 01/01/2021 18:11 (2), 09/08/2025 06:00 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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