Lucene search

K
osvGoogleOSV:GHSA-4GHX-8JW8-P76Q
HistoryNov 27, 2023 - 12:30 p.m.

Mattermost Open Redirect vulnerability

2023-11-2712:30:54
Google
osv.dev
6
mattermost
open redirect
vulnerability
redirect url
invalid custom url scheme
oauth
mobile login
software

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

17.0%

Mattermost fails to properly check a redirect URL parameter allowing for anย open redirect was possible when the user clicked โ€œBack to Mattermostโ€ after providing a invalid custom url scheme in /oauth/{service}/mobile_login?redirect_to=

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

17.0%