CVE-2019-20876: Medium severity mattermost vulnerability
Published Jun 19, 2020
·Updated
An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Users can deactivate themselves, bypassing a policy.
Affected Software
7 affected components
Mattermost Mattermost Server<4.10.8
Mattermost Mattermost Server>=5.7.0<5.7.3
Mattermost Mattermost Server>=5.8.0<5.8.1
Mattermost Mattermost Server=5.9.0-rc1
Mattermost Mattermost Server=5.9.0-rc2
Mattermost Mattermost Server=5.9.0-rc3
Mattermost Mattermost Server=5.9.0-rc4
Event History
Jun 19, 2020
CVE Published
via MITRE·04:22 PM
Data Sourced
via MITRE·04:22 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2019-20876?
CVE-2019-20876 is considered a moderate severity vulnerability due to its potential impact on user account management.
2
How do I fix CVE-2019-20876?
To fix CVE-2019-20876, upgrade Mattermost Server to version 5.9.0 or later.
3
Who is affected by CVE-2019-20876?
Users of Mattermost Server versions prior to 5.9.0, 5.8.1, 5.7.3, and 4.10.8 are affected by CVE-2019-20876.
4
What does CVE-2019-20876 allow users to do?
CVE-2019-20876 allows users to deactivate themselves, bypassing existing policies that should prevent this action.
5
Is there a workaround for CVE-2019-20876?
There is no official workaround for CVE-2019-20876; updating to a patched version is recommended.