Vulnerability in Nextcloud Server
CVE-2023-25161
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Nextcloud Server and Nextcloud Enterprise Server prior to versions 25.0.1 24.0.8, and 23.0.12 missing rate limiting on password reset functionality. This could result in service slowdown, storage overflow, or cost impact when using external email services. Users should upgrade to Nextcloud Server 25.0.1, 24.0.8, or 23.0.12 or Nextcloud Enterprise Server 25.0.1, 24.0.8, or 23.0.12 to receive a patch. No known workarounds are available.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.007 (52.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Nextcloud Server — versions 25.0.0
- Nextcloud Security-Advisories — versions = 25.0.0, >= 24.0.0, < 24.0.8, < 23.0.2
Weakness classification (CWE)
References
- github.com/nextcloud/security-advisories/security/advisories/GHSA-492h-596q-xr2f (Vendor Advisory)
- github.com/nextcloud/server/pull/34632 (Patch, Issue Tracking)
- hackerone.com/reports/1691195 (Permissions Required, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-25161?
- CVE-2023-25161 is a low-severity vulnerability in Nextcloud Server, classified under Improper Access Control. CVSS score: 3.7/10. Published 2023-02-13.
- How severe is CVE-2023-25161?
- Low severity. CVSS v3 base score is 3.7 out of 10.