CVE-2023-25161

Nextcloud Server's missing rate limiting on password reset functionality allows sending lots of emails

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.

Category

3.7
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.08%
Vendor Advisory github.com
Affected: nextcloud security-advisories
Published at:
Updated at:

References

Link Tags
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-492h-596q-xr2f vendor advisory
https://github.com/nextcloud/server/pull/34632 patch issue tracking
https://hackerone.com/reports/1691195 third party advisory permissions required

Frequently Asked Questions

What is the severity of CVE-2023-25161?
CVE-2023-25161 has been scored as a low severity vulnerability.
How to fix CVE-2023-25161?
To fix CVE-2023-25161, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-25161 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-25161 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-25161?
CVE-2023-25161 affects nextcloud security-advisories.
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