NextcloudGHSA-WXX7-W5P4-7X4CDatabase resource exhaustion for logged-in users via sharee recommendations with circles
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
EPSS
Percentile
39.7%
Description
Impact
An logged-in attacker canslow down the system by generating a lot of database/cpu load.
Patches
It is recommended that the Nextcloud Server is upgraded to 23.0.10 or 24.0.6
It is recommended that the Nextcloud Enterprise Server is upgraded to 22.2.10, 23.0.10 or 24.0.6
Workarounds
Disable the Circles app.
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
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H
EPSS
Percentile
39.7%