VDB-154681 · CVE-2020-9387 · GCVE-0-2020-9387

Mahara up to 19.04.4/19.10.2 Elasticsearch Result information disclosure

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Mahara up to 19.04.4/19.10.2. Affected is an unknown function of the component Elasticsearch Result Handler. This manipulation causes information disclosure. This vulnerability is handled as CVE-2020-9387. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Mahara up to 19.04.4/19.10.2 (Content Management System). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component Elasticsearch Result Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

In Mahara 19.04 before 19.04.5 and 19.10 before 19.10.3, account details are shared in the Elasticsearch results for accounts that are not accessible when the config setting 'Isolated institutions' is turned on.

The weakness was released 04/30/2020 (Website). The advisory is shared at bugs.launchpad.net. This vulnerability is known as CVE-2020-9387 since 02/25/2020. The attack can be launched remotely. A single authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

Upgrading to version 19.04.5 or 19.10.3 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Content Management System

Name

Mahara

Version

License

open-source

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / 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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mahara 19.04.5/19.10.3

Timelineinfo

02/25/2020 🔍
04/30/2020 +65 days 🔍
05/01/2020 +1 days 🔍
10/15/2020 +167 days 🔍

Sourcesinfo

Advisory: bugs.launchpad.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-9387 (🔍)
GCVE (CVE): GCVE-0-2020-9387
GCVE (VulDB): GCVE-100-154681

Entryinfo

Created: 05/01/2020 09:40
Updated: 10/15/2020 07:00
Changes: 05/01/2020 09:40 (39), 05/01/2020 09:45 (18), 10/15/2020 07:00 (1)
Complete: 🔍
Cache ID: 216::103