NextcloudGHSA-6W9F-JGJX-4VJ6Missing length validation of user displayname allows to generate an SQL error
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
74.4%
Description
Impact
When sending huge amount of data to the display name endpoint a user can potentially denial of service the database.
Patches
It is recommended that the Nextcloud Server is upgraded to 22.2.10, 23.0.7 or 24.0.3.
It is recommended that the Nextcloud Enterprise Server is upgraded to 22.2.10, 23.0.7 or 24.0.3.
Workarounds
No workaround available
References
For more information
If you have any questions or comments about this advisory:
- Create a post in nextcloud/security-advisories
- Customers: Open a support ticket at support.nextcloud.com
Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
74.4%