CVE Vulnerability

CVE-2018-3762

Nextcloud Server before 12.0.8 and 13.0.3 suffers from improper checks of dropped permissions for incoming shares allowing a user to still request previews for files it should not have access to.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://nextcloud.com/security/advisory/?id=nc-sa-2018-002 Vendor Advisory
https://hackerone.com/reports/358339 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:nextcloud:nextcloud_server:13.0.3:*:*:*:*:*:*:*
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*
Information

Published : 2018-07-05 04:29

Updated : 2019-10-09 11:40

NVD link : CVE-2018-3762

Mitre link : CVE-2018-3762

Products Affected
No products.
CWE
CWE-281

Improper Preservation of Permissions