CVE-2017-0884: Nextcloud Server before 9.0.55 and 10.0.2 suffers from a creation of folders in read-only folders despite lacking permissions issue. Due to a logical error in…

PriorityP419medium4.3CVSS 3.1

AVNACLPRLUINSUCNILAN

EPSS

0.67%

47.2th percentile

Nextcloud Server before 9.0.55 and 10.0.2 suffers from a creation of folders in read-only folders despite lacking permissions issue. Due to a logical error in the file caching layer an authenticated adversary is able to create empty folders inside a shared folder. Note that this only affects folders and files that the adversary has at least read-only permissions for.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
nextcloud	nextcloud_server	< 9.0.55	9.0.55
nextcloud	nextcloud_server	—	—
nextcloud	nextcloud_server	>= 10.0.0 < 10.0.2	10.0.2

CVSS provenance

nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:P/A:N

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