Information disclosure in Nextcloud Server - CVE-2021-41233
Published: March 14, 2022
Vulnerability identifier: #VU61274
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-41233
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in the Nextcloud Text application. A remote user can access the folder names of "File Drop".
Affected software
Nextcloud Server
How to mitigate CVE-2021-41233
Install updates from vendor's website.
Nextcloud Server - addressed in versions 20.0.14, 21.0.6, 22.2.1