What is CVE-2021-41177?

CVE-2021-41177 is a high-severity vulnerability in Nextcloud Security-advisories, classified under CWE-799. CVSS score: 8.1/10. Published 2021-10-25.

How severe is CVE-2021-41177?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Nextcloud Security-advisories

CVE-2021-41177

Nextcloud is an open-source, self-hosted productivity platform. Prior to versions 20.0.13, 21.0.5, and 22.2.0, Nextcloud Server did not implement a database backend for rate-limiting purposes. Any component of Nextcloud using rate-limits (…

EPSS: 0.006 (70.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Affected products

Nextcloud Security-advisories — versions < 20.0.13, >= 21.0.0, < 21.0.5, < 22.2.0

Weakness classification (CWE)

CWE-799

References

github.com/nextcloud/security-advisories/security/advisories/GHSA-fj39-4qx4-m3f2 (x_refsource_CONFIRM)
github.com/nextcloud/server/pull/28728 (x_refsource_MISC)
hackerone.com/reports/1265709 (x_refsource_MISC)
GLSA-202208-17 (vendor-advisory, x_refsource_GENTOO)

Frequently asked questions

What is CVE-2021-41177?: CVE-2021-41177 is a high-severity vulnerability in Nextcloud Security-advisories, classified under CWE-799. CVSS score: 8.1/10. Published 2021-10-25.
How severe is CVE-2021-41177?: High severity. CVSS v3 base score is 8.1 out of 10.