CVE-2023-28998: The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server. Starting with version 3.0.0 and prior to version 3.6.5, a malicious server…

PriorityP429medium6.1CVSS 3.1

AVNACLPRHUIRSUCHIHAN

EPSS

0.68%

48.2th percentile

The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server. Starting with version 3.0.0 and prior to version 3.6.5, a malicious server administrator can gain full access to an end-to-end encrypted folder. They can decrypt files, recover the folder structure, and add new files. Users should upgrade the Nextcloud Desktop client to 3.6.5 to receive a patch. No known workarounds are available.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
debian	nextcloud-desktop	< nextcloud-desktop 3.7.0-1 (bookworm)	nextcloud-desktop 3.7.0-1 (bookworm)
nextcloud	desktop	>= 3.0.0 < 3.6.5	3.6.5
nextcloud	security-advisories	—	—

CVSS provenance

nvdv3.16.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

osv6.1MEDIUM

vendor_debian6.7MEDIUM

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