Vulnerability in Nextcloud Server

CVE-2016-9462

Nextcloud Server before 9.0.52 & ownCloud Server before 9.0.4 are not properly verifying restore privileges when restoring a file. The restore capability of Nextcloud/ownCloud was not verifying whether a user has only read-only access to a share. Thus a user with read-only access was able to restore old versions.

EPSS: 0.019 (77.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

  • Nextcloud Nextcloud_server
  • Owncloud
  • N/a Nextcloud Server & Owncloud Before 9.0.52 9.0.4 — versions Nextcloud Server & ownCloud Server Nextcloud Server before 9.0.52 & ownCloud Server before 9.0.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-9462?
CVE-2016-9462 is a medium-severity vulnerability in Nextcloud Server, classified under Permission Issues. CVSS score: 4.3/10. Published 2017-03-28.
How severe is CVE-2016-9462?
Medium severity. CVSS v3 base score is 4.3 out of 10.