CVE Vulnerability

CVE-2019-20844

An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. An attacker can spoof a direct-message channel by changing the type of a channel.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://mattermost.com/security-updates/ Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:5.18.0:rc1:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:5.18.0:rc2:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:5.18.0:rc3:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:5.18.0:rc4:*:*:*:*:*:*
Information

Published : 2020-06-19 02:15

Updated : 2020-06-19 10:00

NVD link : CVE-2019-20844

Mitre link : CVE-2019-20844

Products Affected
No products.
CWE
CWE-924

Improper Enforcement of Message Integrity During Transmission in a Communication Channel