CVE-2023-48303: Nextcloud Server admins can change authentication details of user configured external storage
First published: Tue Nov 21 2023(Updated: )
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Server and Nextcloud Enterprise Server, admins can change authentication details of user configured external storage. Nextcloud Server and Nextcloud Enterprise Server versions 25.0.11, 26.0.6, and 27.1.0 contain a patch for this issue. No known workarounds are available.
Credit: security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nextcloud Nextcloud Server | >=25.0.0<25.0.11 | |
| Nextcloud Nextcloud Server | >=25.0.0<25.0.11 | |
| Nextcloud Nextcloud Server | >=26.0.0<26.0.6 | |
| Nextcloud Nextcloud Server | >=26.0.0<26.0.6 | |
| Nextcloud Nextcloud Server | >=27.0.0<27.1.0 | |
| Nextcloud Nextcloud Server | >=27.0.0<27.1.0 |
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Reference Links
Frequently Asked Questions
What is CVE-2023-48303?
CVE-2023-48303 is a vulnerability in Nextcloud Server that allows admins to change authentication details of user configured external storage.
What is the severity of CVE-2023-48303?
The severity of CVE-2023-48303 is low with a score of 2.4.
Which versions of Nextcloud Server are affected?
Versions prior to 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Server and Nextcloud Enterprise Server are affected.
How can admins change authentication details of user configured external storage?
Admins can change authentication details of user configured external storage using the affected versions of Nextcloud Server or Nextcloud Enterprise Server.
Where can I find more information about CVE-2023-48303?
You can find more information about CVE-2023-48303 at the following references: [link1], [link2], [link3] (replace [link1], [link2], [link3] with the actual links).
- collector/mitre-cve
- collector/nvd-api
- agent/title
- agent/weakness
- agent/author
- agent/severity
- agent/references
- agent/type
- agent/tags
- agent/description
- agent/event
- agent/remedy
- vendor/nextcloud
- canonical/nextcloud nextcloud server
- version/nextcloud nextcloud server/25.0.0
- version/nextcloud nextcloud server/26.0.0
- version/nextcloud nextcloud server/27.0.0