Vulnerability Details : CVE-2016-9461

Nextcloud Server before 9.0.52 & ownCloud Server before 9.0.4 are not properly verifying edit check permissions on WebDAV copy actions. The WebDAV endpoint was not properly checking the permission on a WebDAV COPY action. This allowed an authenticated attacker with access to a read-only share to put new files in there. It was not possible to modify existing files.
Published 2017-03-28 02:59:01
Updated 2019-10-09 23:20:29
Source HackerOne
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Products affected by CVE-2016-9461

Exploit prediction scoring system (EPSS) score for CVE-2016-9461

EPSS FAQ
0.11%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 44 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-9461

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.0
 MEDIUM AV:N/AC:L/Au:S/C:N/I:P/A:N
8.0
2.9
 NIST
4.3
 MEDIUM CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
2.8
1.4
 NIST

CWE ids for CVE-2016-9461

  • Assigned by: support@hackerone.com (Secondary)
  • The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2016-9461

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