Upstream information

CVE-2021-41239 at MITRE

Description

Nextcloud server is a self hosted system designed to provide cloud style services. In affected versions the User Status API did not consider the user enumeration settings by the administrator. This allowed a user to enumerate other users on the instance, even when user listings where disabled. It is recommended that the Nextcloud Server is upgraded to 20.0.14, 21.0.6 or 22.2.1. There are no known workarounds.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
CVSS detail National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
CVSS detail National Vulnerability Database SUSE
Base Score 5.3 4.3
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact Low Low
Integrity Impact None None
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1196905 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 12
  • nextcloud >= 21.0.9-37.1
  • nextcloud-apache >= 21.0.9-37.1
 Patchnames:
openSUSE-2022-89
SUSE Package Hub 15 SP3
  • nextcloud >= 21.0.9-bp153.2.12.1
  • nextcloud-apache >= 21.0.9-bp153.2.12.1
 Patchnames:
openSUSE-2022-98
openSUSE Leap 15.3
  • nextcloud >= 21.0.9-bp153.2.12.1
  • nextcloud-apache >= 21.0.9-bp153.2.12.1
 Patchnames:
openSUSE-2022-98

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
SUSE Package Hub 12 nextcloud Released
SUSE Package Hub 15 SP3 nextcloud Released

SUSE Timeline for this CVE

CVE page created: Tue Mar 8 23:00:08 2022
CVE page last modified: Thu Dec 11 17:00:03 2025