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nvd[email protected]NVD:CVE-2023-28998
HistoryApr 04, 2023 - 1:15 p.m.

CVE-2023-28998

2023-04-0413:15:08
CWE-325
web.nvd.nist.gov
6
nextcloud
desktop client
vulnerability
upgrade
patch
encrypted folder
malicious server administrator

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

EPSS

0.001

Percentile

42.6%

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 configurations

Nvd
Node
nextclouddesktopRange3.0.03.6.5
VendorProductVersionCPE
nextclouddesktop*cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

EPSS

0.001

Percentile

42.6%