Medium severity · published Feb 13, 2023
CVE-2023-25161
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform
5.3
CVSS
0.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NS
Nextcloud Server · Nextcloud
before 23.0.12; 24.0.0 before 24.0.8; 25.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-25161
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-25161
Vendor Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-492h-596q-xr2f
Issue Tracking
https://github.com/nextcloud/server/pull/34632
Permissions Required
https://hackerone.com/reports/1691195
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