Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Nextcloud Server | < 9.0.52 |
| Owncloud | Owncloud | < 9.0.4 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/97285Third Party AdvisoryVDB Entry
- https://github.com/nextcloud/server/commit/1208953ba1d4d55a18a639846bbcdd66a2d5bIssue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/23383080731d092e079986464a8c4c9ffcb79f4cIssue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/3b056fa68ce502ceb0db9b446dab3b9e7b10dd13Issue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/c93eca49c32428ece03dd67042772d5fa62c8d6eIssue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/d31720b6f1e8c8dfeb5e8805ab35ad7c8000b2f1Issue TrackingPatchThird Party Advisory
- https://hackerone.com/reports/146067ExploitThird Party Advisory
- https://nextcloud.com/security/advisory/?id=nc-sa-2016-005PatchVendor Advisory
- https://owncloud.org/security/advisory/?id=oc-sa-2016-015PatchVendor Advisory
- http://www.securityfocus.com/bid/97285Third Party AdvisoryVDB Entry
- https://github.com/nextcloud/server/commit/1208953ba1d4d55a18a639846bbcdd66a2d5bIssue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/23383080731d092e079986464a8c4c9ffcb79f4cIssue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/3b056fa68ce502ceb0db9b446dab3b9e7b10dd13Issue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/c93eca49c32428ece03dd67042772d5fa62c8d6eIssue TrackingPatchThird Party Advisory
- https://github.com/owncloud/core/commit/d31720b6f1e8c8dfeb5e8805ab35ad7c8000b2f1Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2016-9462?
CVE-2016-9462 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 whethe...
How severe is CVE-2016-9462?
CVE-2016-9462 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-9462?
Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Nextcloud Server, Owncloud Owncloud.