Vulnerability CVE-2021-41233


Published: 2022-03-10

Description:
Nextcloud text is a collaborative document editing using Markdown built for the nextcloud server. Due to an issue with the Nextcloud Text application, which is by default shipped with Nextcloud Server, an attacker is able to access the folder names of "File Drop". For successful exploitation an attacker requires knowledge of the sharing link. It is recommended that users upgrade their Nextcloud Server to 20.0.14, 21.0.6 or 22.2.1. Users unable to upgrade should disable the Nextcloud Text application in the application settings.

Type:

CWE-863

(Incorrect Authorization)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Nextcloud -> Nextcloud 

 References:
https://github.com/nextcloud/text/pull/1884
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-26c8-35cm-xq9m

Copyright 2024, cxsecurity.com

 

Back to Top