CVE-2022-41970: Nextcloud Server's disabled download shares still allow download through preview images
Published Dec 1, 2022
·Updated
Nextcloud Server is an open source personal cloud server. Prior to versions 24.0.7 and 25.0.1, disabled download shares still allow download through preview images. Images could be downloaded and previews of documents (first page) can be downloaded without being watermarked. Versions 24.0.7 and 25.0.1 contain a fix for this issue. No known workarounds are available.
Affected Software
4 affected components
Nextcloud Server>=24.0.0<24.0.7
Nextcloud Server>=24.0.0<24.0.7
Nextcloud Server=25.0.0
Nextcloud Server=25.0.0
Remediation
Patch Available
Event History
Dec 1, 2022
CVE Published
via MITRE·08:54 PM
Data Sourced
via MITRE·08:54 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is CVE-2022-41970?
CVE-2022-41970 is a vulnerability in Nextcloud Server versions prior to 24.0.7 and 25.0.1 that allows download of disabled download shares through preview images.
2
How severe is CVE-2022-41970?
CVE-2022-41970 has a severity rating of 5.3 (medium).
3
How can I fix CVE-2022-41970?
To fix CVE-2022-41970, upgrade Nextcloud Server to versions 24.0.7 or 25.0.1.