CVE-2023-39952

CWE-284 — Improper Access Control3 documents3 sources

Severity

6.5MEDIUM

EPSS

0.2%

top 53.74%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Nextcloud Nextcloud Server Nextcloud Security-advisories

Timeline

PublishedAug 10

Description

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1, a user can access files inside a subfolder of a groupfolder accessible to them, even if advanced permissions would block access to the subfolder. Nextcloud Server versions 25.0.8, 26.0.3, and 27.0.1 and Nextcloud Enterprise Server versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1 con…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages2 packages

▶NVDnextcloud/nextcloud_server22.0.0 — 22.2.10.13+5

▶CVEListV5nextcloud/security-advisories6 versions+5

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

CVEList

Advanced permissions not respected when copying entire group folders↗2023-08-10

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