CVE Vulnerability

CVE-2021-37863

Mattermost 6.0 and earlier fails to sufficiently validate parameters during post creation, which allows authenticated attackers to cause a client-side crash of the web application via a maliciously crafted post.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.7 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.1 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://hackerone.com/reports/1253732 Permissions Required
https://mattermost.com/security-updates/ Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Information

Published : 2021-12-17 05:15

Updated : 2021-12-21 05:29

NVD link : CVE-2021-37863

Mitre link : CVE-2021-37863

Products Affected
No products.
CWE
CWE-20