Vulnerability Report

CVE-2016-9462

Title: Owncloud

Other

Proof Of Concept

No public PoC currently indexed for CVE-2016-9462.

CWE Category CWE-284

Published Date Mar 28, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 4.3 CVSS v3.0

Exploit Probability (EPSS)

0.46%

Vulnerability Summary

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.

Impacted Vendors

owncloud 1

nextcloud 1

Reference Links

http://www.securityfocus.com/bid/97285 https://github.com/nextcloud/server/commit/1208953ba1d4d55a18a639846bbcdd66a2d5bc5e https://github.com/owncloud/core/commit/23383080731d092e079986464a8c4c9ffcb79f4c https://github.com/owncloud/core/commit/3b056fa68ce502ceb0db9b446dab3b9e7b10dd13 https://github.com/owncloud/core/commit/c93eca49c32428ece03dd67042772d5fa62c8d6e https://github.com/owncloud/core/commit/d31720b6f1e8c8dfeb5e8805ab35ad7c8000b2f1 https://hackerone.com/reports/146067 https://nextcloud.com/security/advisory/?id=nc-sa-2016-005 https://owncloud.org/security/advisory/?id=oc-sa-2016-015 http://www.securityfocus.com/bid/97285 https://github.com/nextcloud/server/commit/1208953ba1d4d55a18a639846bbcdd66a2d5bc5e https://github.com/owncloud/core/commit/23383080731d092e079986464a8c4c9ffcb79f4c https://github.com/owncloud/core/commit/3b056fa68ce502ceb0db9b446dab3b9e7b10dd13 https://github.com/owncloud/core/commit/c93eca49c32428ece03dd67042772d5fa62c8d6e https://github.com/owncloud/core/commit/d31720b6f1e8c8dfeb5e8805ab35ad7c8000b2f1 https://hackerone.com/reports/146067 https://nextcloud.com/security/advisory/?id=nc-sa-2016-005 https://owncloud.org/security/advisory/?id=oc-sa-2016-015

CVSS v3.0

Source Entity [email protected]

Severity MEDIUM

4.3

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:S/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns