Resource exhaustion in Nextcloud Server
CVE-2022-41969
Nextcloud Server is an open source personal cloud server. Prior to versions 23.0.11, 24.0.7, and 25.0.0, there is no password length limit when creating a user as an administrator. An administrator can cause a limited DoS attack against their own server. Versions 23.0.11, 24.0.7, and 25.0.0 contain a fix for the issue. As a workaround, don't create user accounts with long passwords.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.008 (53.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:L.
Affected products
- Nextcloud Nextcloud_server
- Nextcloud Security-advisories — versions < 23.0.11, >= 24.0.0, < 24.0.7
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Permissions Required, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-41969?
- CVE-2022-41969 is a low-severity vulnerability in Nextcloud Server, classified under Uncontrolled Resource Consumption. CVSS score: 2.4/10. Published 2022-12-01.
- How severe is CVE-2022-41969?
- Low severity. CVSS v3 base score is 2.4 out of 10.