CVE-2023-1774
Mattermost fails to properly authentication inviter's permissions to private channel
5.4
MEDIUM
CVSS 3.1
EPSS 0.16%
Description
When processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel, allowing an attacker to invite themselves to a private channel.
How to fix CVE-2023-1774
To remediate CVE-2023-1774, upgrade the affected package to a fixed version below.
- Bitnami/mattermost—upgrade to 7.1.6 or later
- —upgrade to 7.1.6 or later
- —upgrade to 7.1.6 or later
- —upgrade to 7.1.6 or later
Is CVE-2023-1774 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 7.1.6 | >= 7.7.1, <= 7.7.1
- >= 3.3.0, < 7.1.6
- >= 5.0.0, < 7.1.6
- >= 6.0.0, < 7.1.6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |