Improper access control in Nextcloud Server and Nextcloud Enterprise Server - CVE-2023-48303
Published: November 21, 2023
Vulnerability identifier: #VU83357
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-48303
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Nextcloud
Affected software:
Nextcloud Server
Nextcloud Enterprise Server
Nextcloud Server
Nextcloud Enterprise Server
Detailed vulnerability description
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote administrator can change authentication details of user configured external storage.
How to mitigate CVE-2023-48303
Install updates from vendor's website.