SB2023112136 - Improper access control in Nextcloud Server and Enterprise Server
Published: November 21, 2023
Security Bulletin ID
SB2023112136
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper access control (CVE-ID: CVE-2023-48239)
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote user can update any personal or global external storage and make them inaccessible for everyone else as well.
Remediation
Install update from vendor's website.