CVE-2016-9461
Summary
| CVE | CVE-2016-9461 |
|---|---|
| State | PUBLISHED |
| Assigner | hackerone |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-03-28 02:59:00 UTC |
| Updated | 2025-04-20 01:37:25 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v3.0 4.3 MEDIUM from [email protected]
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Problem Types: CWE-275 | CWE-284 | CWE-275 Permission Issues (CWE-275)
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 4.3 | MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| 2.0 | [email protected] | Primary | 4 | AV:N/AC:L/Au:S/C:N/I:P/A:N |
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
LowAvailability
NoneCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
SingleConfidentiality
NoneIntegrity
PartialAvailability
NoneAV:N/AC:L/Au:S/C:N/I:P/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Nextcloud | Nextcloud Server | All | All | All | All |
| Application | Owncloud | Owncloud | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Na | Nextcloud Server OwnCloud Server Nextcloud Server Before 9.0.52 OwnCloud Server Before 9.0.4 | affected Nextcloud Server & ownCloud Server Nextcloud Server before 9.0.52 & ownCloud Server before 9.0.4 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Additional perm check in Webdav · owncloud/core@121a330 · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Issue Tracking, Patch, Third Party Advisory |
| ownCloud and Nextcloud CVE-2016-9461 Unauthorized Access Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| Additional perm check in Webdav · owncloud/core@0622e63 · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Issue Tracking, Patch, Third Party Advisory |
| advisory – Nextcloud | af854a3a-2127-422b-91ae-364da2661108 | nextcloud.com | Patch, Vendor Advisory |
| Additional perm check in Webdav · owncloud/core@acbbadb · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Issue Tracking, Patch, Third Party Advisory |
| Additional perm check in Webdav · owncloud/core@c0a4b7b · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Issue Tracking, Patch, Third Party Advisory |
| add some additonal permission checks to the webdav backend · nextcloud/server@3491400 · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Issue Tracking, Patch, Third Party Advisory |
| Security Advisories – ownCloud | af854a3a-2127-422b-91ae-364da2661108 | owncloud.org | Patch, Vendor Advisory |
| #145950 Uploading files to a folder where invited user don't have any EDIT privilege - HackerOne | af854a3a-2127-422b-91ae-364da2661108 | hackerone.com | Exploit, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.