VDB-118211 · CVE-2018-1134 · BID 104307

Moodle 3.x Assignments access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$5k-$25k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Moodle 3.x. Impacted is an unknown function of the component Assignments. The manipulation leads to access control. This vulnerability is documented as CVE-2018-1134. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Moodle 3.x (Learning Management Software) and classified as problematic. This issue affects some unknown functionality of the component Assignments. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality. The summary by CVE is:

An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.

The bug was discovered 05/25/2018. The weakness was released 05/25/2018 (Website). It is possible to read the advisory at moodle.org. The identification of this vulnerability is CVE-2018-1134 since 12/04/2017. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is required for exploitation. 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 02/08/2020). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 13441 (Moodle Multiple Security Vulnerabilities (MSA-18-0007,MSA-18-0008,MSA-18-0009,MSA-18-0010,MSA-18-0012)).

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 vulnerability database at SecurityFocus (BID 104307†). Entries connected to this vulnerability are available at VDB-118210, VDB-118212, VDB-118213 and VDB-118214. 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: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
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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OpenVAS ID: 58549
OpenVAS Name: Moodle 3.x Multiple Vulnerabilities - May18 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

12/04/2017 🔍
05/25/2018 +171 days 🔍
05/25/2018 +0 days 🔍
05/25/2018 +0 days 🔍
05/25/2018 +0 days 🔍
05/25/2018 +0 days 🔍
02/08/2020 +624 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: moodle.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-1134 (🔍)
GCVE (CVE): GCVE-0-2018-1134
GCVE (VulDB): GCVE-100-118211
SecurityFocus: 104307 - Moodle Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 05/25/2018 23:56
Updated: 02/08/2020 19:41
Changes: 05/25/2018 23:56 (65), 02/08/2020 19:41 (4)
Complete: 🔍
Cache ID: 216::103

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

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