CVE-2023-25816
MEDIUMNextcloud Server 25.0.0-25.0.3 - Uncontrolled Resource Consumption via Long Password Validation
Title source: llmDescription
Nextcloud is an Open Source private cloud software. Versions 25.0.0 and above, prior to 25.0.3, are subject to Uncontrolled Resource Consumption. A user can configure a very long password, consuming more resources on password validation than desired. This issue is patched in 25.0.3 No workaround is available.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_confirm
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-53q2-cm29-7j83
Patch x_refsource_misc
https://github.com/nextcloud/server/pull/35965
Exploit, Mitigation, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1820864
Scores
CVSS v3
4.3
EPSS
0.0056
EPSS Percentile
68.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-400
Status
published
Products (1)
nextcloud/nextcloud_server
25.0.0 - 25.0.3 (2 CPE variants)
Published
Feb 25, 2023
Tracked Since
Feb 18, 2026