Description
Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to to verify that the token used during the code exchange originates from the same authentication flow, which allows an authenticated user to perform account takeover via a specially crafted email address used when switching authentication methods and sending a request to the /users/login/sso/code-exchange endpoint. The vulnerability requires ExperimentalEnableAuthenticationTransfer to be enabled (default: enabled) and RequireEmailVerification to be disabled (default: disabled).
Details
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| github.com/mattermost/mattermost-server | — | — |
| github.com/mattermost/mattermost-server/v5 | — | — |
| github.com/mattermost/mattermost-server/v6 | — | — |
| github.com/mattermost/mattermost/server/v8 | — | — |
| mattermost-server | 11.0.0 | 11.0.3 |
References
Similar Threats
- Unknown CVE-2016-11063
- High CVE-2016-11066
- Unknown CVE-2016-11067
- Unknown CVE-2016-11068
- High CVE-2016-11069
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