Nextcloud Server is a space for data storage on Nextcloud, a self-hosted productivity playform. In NextCloud Server versions 25.0.0 until 25.0.7 and 26.0.0 until 26.0.2 and Nextcloud Enterprise Server versions 19.0.0 until 19.0.13.9, 20.0.0 until 20.0.14.14, 21.0.0 until 21.0.9.12, 22.0.0 until 22.2.10.12, 23.0.0 until 23.0.12.7, 24.0.0 until 24.0.12.2, 25.0.0 until 25.0.7, and 26.0.0 until 26.0.2, a user could use this functionality to get access to the login credentials of another user and take over their account. This issue has been patched in Nextcloud Server versions 25.0.7 and 26.0.2 and NextCloud Enterprise Server versions 19.0.13.9, 20.0.14.14, 21.0.9.12, 22.2.10.12, 23.0.12.7, 24.0.12.2, 25.0.7, and 26.0.2.
Three workarounds are available. Disable app files_external. Change config setting "Allow users to mount external storage" to disabled in "Administration" > "External storage" settings `…/index.php/settings/admin/externalstorages`. Change config setting to disallow users to create external storages in "Administration" > "External storage" settings `…/index.php/settings/admin/externalstorages` with the types FTP, Nextcloud, SFTP, and/or WebDAV.
References
Link | Resource |
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https://github.com/nextcloud/security-advisories/security/advisories/GHSA-637g-xp2c-qh5h | Vendor Advisory |
https://github.com/nextcloud/server/pull/38265 | Issue Tracking |
https://hackerone.com/reports/1978882 | Third Party Advisory |
Configurations
Configuration 1 (hide)
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History
05 Jul 2023, 13:30
Type | Values Removed | Values Added |
---|---|---|
CPE | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:* cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* |
|
CWE | NVD-CWE-noinfo | |
First Time |
Nextcloud nextcloud Server
Nextcloud |
|
CVSS |
v2 : v3 : |
v2 : unknown
v3 : 8.8 |
References | (MISC) https://hackerone.com/reports/1978882 - Third Party Advisory | |
References | (MISC) https://github.com/nextcloud/security-advisories/security/advisories/GHSA-637g-xp2c-qh5h - Vendor Advisory | |
References | (MISC) https://github.com/nextcloud/server/pull/38265 - Issue Tracking |
23 Jun 2023, 21:15
Type | Values Removed | Values Added |
---|---|---|
New CVE |
Information
Published : 2023-06-23 21:15
Updated : 2024-02-28 20:13
NVD link : CVE-2023-35928
Mitre link : CVE-2023-35928
CVE.ORG link : CVE-2023-35928
JSON object : View
Products Affected
nextcloud
- nextcloud_server
CWE