CVE-2021-41189
Communities and collections administrators can escalate their privilege up to system administrator
Description
### Impact Any community or collection administrator can escalate their permission up to become system administrator. This vulnerability only existed in 7.0 and does not impact 6.x or below. ### Patches Fix is included in [7.1](https://github.com/DSpace/DSpace/releases/tag/dspace-7.1). Please upgrade to 7.1 at your earliest convenience. ### Workarounds In 7.0, temporarily disable the ability for community or collection administrators to manage permissions or workflows settings, i.e. set the following properties in your local.cfg / dspace.cfg file ``` core.authorization.collection-admin.policies = false core.authorization.community-admin.policies = false core.authorization.community-admin.collection.workflows = false ``` Once upgraded to 7.1, these settings can be safely reverted to the default values of `true`. ### References Discovered during investigation of https://github.com/DSpace/DSpace/issues/7928 ### For more information If you have any questions or comments about this advisory: * Email us at security@dspace.org
How to fix CVE-2021-41189
To remediate CVE-2021-41189, upgrade the affected package to a fixed version below.
- —upgrade to 7.1 or later
Is CVE-2021-41189 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 7.0, < 7.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |