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Mattermost Server doesn't limit the number of user preferences

Moderate severity GitHub Reviewed Published Apr 5, 2024 to the GitHub Advisory Database • Updated Apr 5, 2024

Package

gomod github.com/mattermost/mattermost/server/v8 (Go)

Affected versions

>= 8.1.0, < 8.1.11
>= 9.3.0, < 9.3.3
>= 9.4.0, < 9.4.4
>= 9.5.0, < 9.5.2

Patched versions

8.1.11
9.3.3
9.4.4
9.5.2

Description

Mattermost Server versions 9.5.x before 9.5.2, 9.4.x before 9.4.4, 9.3.x before 9.3.3, 8.1.x before 8.1.11 don't limit the number of user preferences which allows an attacker to send a large number of user preferences potentially causing denial of service.

References

Published by the National Vulnerability Database Apr 5, 2024
Published to the GitHub Advisory Database Apr 5, 2024
Reviewed Apr 5, 2024
Last updated Apr 5, 2024

Severity

Moderate
4.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weaknesses

CVE ID

CVE-2024-28949

GHSA ID

GHSA-mcw6-3256-64gg

Source code

mattermost/mattermost
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