Skip to content

Multisite DoS by spamming backups

Moderate
jomaxro published GHSA-cp7c-fm4c-6xxx Mar 16, 2023

Package

Discourse (Discourse)

Affected versions

stable <= 3.0.1; beta <= 3.1.0.beta2; tests-passed <= 3.1.0.beta2

Patched versions

stable > 3.0.1; beta > 3.1.0.beta2; tests-passed > 3.1.0.beta2

Description

Impact

A user logged as an administrator can request backups multiple times, which will eat up all the connections to the DB. If this is done on a site using multisite, then it can affect the whole cluster.

Patches

This issue is patched in the latest stable, beta and tests-passed versions of Discourse.

Workarounds

None.

Severity

Moderate
4.5
/ 10

CVSS base metrics

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

CVE ID

CVE-2023-28107

Weaknesses