Moodle 2.9.0/2.9.1/2.9.2 Contact List Spam 7pk security

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Moodle 2.9.0/2.9.1/2.9.2. It has been rated as critical. Impacted is an unknown function of the component Contact List Handler. The manipulation leads to 7pk security (Spam). This vulnerability is listed as CVE-2015-5331. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Moodle 2.9.0/2.9.1/2.9.2 (Learning Management Software). It has been rated as critical. This issue affects an unknown function of the component Contact List Handler. The manipulation with an unknown input leads to a 7pk security vulnerability (Spam). Using CWE to declare the problem leads to CWE-254. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Moodle 2.9.x before 2.9.3 does not properly check the contact list before authorizing message transmission, which allows remote authenticated users to bypass intended access restrictions and conduct spam attacks via the messaging API.

The weakness was presented 02/22/2016 (Website). The advisory is shared at moodle.org. The identification of this vulnerability is CVE-2015-5331 since 07/01/2015. The attack may be initiated remotely. The successful exploitation requires a simple authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1211 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 89194 (Fedora 22 : moodle-2.8.9-1.fc22 (2015-2ebdd4ad8f)), 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 124446 (Fedora Security Update for moodle (FEDORA-2015-98)).

Upgrading to version 2.9.3 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 databases at Tenable (89194), SecurityFocus (BID 77607†) and Vulnerability Center (SBV-57663†). See VDB-81052, VDB-81054, VDB-81055 and VDB-81056 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: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
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

Name: Spam
Class: 7pk security / Spam
CWE: CWE-254
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: 89194
Nessus Name: Fedora 22 : moodle-2.8.9-1.fc22 (2015-2ebdd4ad8f)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for moodle FEDORA-2015-2
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 2.9.3

Timelineinfo

07/01/2015 🔍
11/17/2015 +139 days 🔍
11/17/2015 +0 days 🔍
12/11/2015 +24 days 🔍
02/22/2016 +73 days 🔍
02/22/2016 +0 days 🔍
02/23/2016 +1 days 🔍
03/04/2016 +10 days 🔍
03/23/2016 +19 days 🔍
07/08/2022 +2298 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: FEDORA-2015-2ebdd4ad8f
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5331 (🔍)
GCVE (CVE): GCVE-0-2015-5331
GCVE (VulDB): GCVE-100-81053
SecurityFocus: 77607 - Moodle CVE-2015-5331 Security Bypass Vulnerability
Vulnerability Center: 57663 - Moodle 2.9.x before 2.9.3 Remote Security Bypass Vulnerability - CVE-2015-5331, Medium

See also: 🔍

Entryinfo

Created: 02/23/2016 09:41
Updated: 07/08/2022 10:24
Changes: 02/23/2016 09:41 (71), 02/02/2019 11:30 (13), 07/08/2022 10:24 (3)
Complete: 🔍
Cache ID: 216::103

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