#VU84547 Improper access control in Nextcloud Enterprise Server and Nextcloud Server - CVE-2023-49791

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Main Vulnerability Database Vulnerabilities #VU84547

#VU84547 Improper access control in Nextcloud Enterprise Server and Nextcloud Server - CVE-2023-49791

Published: December 19, 2023


Vulnerability identifier: #VU84547
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-49791
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Nextcloud Enterprise Server
Nextcloud Server
Software vendor:
Nextcloud

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to workflows do not require password confirmation on API level. A remote user can bypass implemented security restrictions and delete and modify workflows.


Remediation

Install updates from vendor's website.

External links