CVE-2017-18906 Information

Description

An issue was discovered in Mattermost Server before 4.0.0 3.10.2 and 3.9.2 when Single Sign-On OAuth2 is used. An attacker could claim somebody else’s account.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Reference

https://mattermost.com/security-updates/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

8.1