CVE Vulnerability

CVE-2018-21257

An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions (for setting a channel header) via the Channel header slash command API.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

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:*:*:*:*:*:*:*:*
Information

Published : 2020-06-19 05:15

Updated : 2020-06-30 06:36

NVD link : CVE-2018-21257

Mitre link : CVE-2018-21257

Products Affected
No products.
CWE
CWE-862