Mattermost Server up to 4.10.6/5.6.4/5.7.1 Email Address permission assignment

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Mattermost Server up to 4.10.6/5.6.4/5.7.1. The affected element is an unknown function of the component Email Address Handler. This manipulation causes permission assignment. The identification of this vulnerability is CVE-2019-20879. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Mattermost Server up to 4.10.6/5.6.4/5.7.1 and classified as critical. Affected by this vulnerability is some unknown processing of the component Email Address Handler. The manipulation with an unknown input leads to a permission assignment vulnerability. The CWE definition for the vulnerability is CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. As an impact it is known to affect integrity, and availability. The summary by CVE is:

An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. Changes to e-mail addresses do not require credential re-entry.

The weakness was shared 06/19/2020 (Website). The advisory is shared at mattermost.com. This vulnerability is known as CVE-2019-20879 since 06/19/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.10.7, 5.6.5, 5.7.2 or 5.8.0 eliminates this vulnerability.

The entries VDB-156956, VDB-156957, VDB-156958 and VDB-156959 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Permission assignment
CWE: CWE-732 / CWE-275 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mattermost Server 4.10.7/5.6.5/5.7.2/5.8.0

Timelineinfo

06/19/2020 🔍
06/19/2020 +0 days 🔍
06/20/2020 +1 days 🔍
10/25/2020 +127 days 🔍

Sourcesinfo

Advisory: mattermost.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-20879 (🔍)
GCVE (CVE): GCVE-0-2019-20879
GCVE (VulDB): GCVE-100-157009
See also: 🔍

Entryinfo

Created: 06/20/2020 08:00
Updated: 10/25/2020 18:42
Changes: 06/20/2020 08:00 (40), 06/20/2020 08:05 (17), 10/25/2020 18:42 (1)
Complete: 🔍
Cache ID: 216::103

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

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