7.5

CVE-2023-25821

Exploit

Nextcloud download permissions can be changed by resharer

Download permissions can be changed by resharer

Nextcloud is an Open Source private cloud software. Versions 24.0.4 and above, prior to 24.0.7, and 25.0.0 and above, prior to 25.0.1, contain Improper Access Control. Secure view for internal shares can be circumvented if reshare permissions are also given. This issue is patched in versions 24.0.7 and 25.0.1. No workaround  is available.
Mögliche Gegenmaßnahme
Server: * No workaround available
Enterprise Server: * No workaround available
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Nextcloud ≫ Nextcloud Server Version >= 24.0.4 < 24.0.7
Nextcloud ≫ Nextcloud Server SwEditionenterprise Version >= 24.0.4 < 24.0.7
Nextcloud ≫ Nextcloud Server Version25.0.0
Nextcloud ≫ Nextcloud Server Version25.0.0 SwEditionenterprise
VulnDex Vulnerability Enrichment
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Weitere Schwachstelleninformationen
SystemNextcloud
≫
Produkt Server
Version >= 24.0.4, < 24.0.7
Version >= 25.0.0, < 25.0.1
SystemNextcloud
≫
Produkt Enterprise Server
Version >= 24.0.4, < 24.0.7
Version >= 25.0.0, < 25.0.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.16% 0.362
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
security-advisories@github.com 5.7 2.1 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

https://hackerone.com/reports/1724016
Third Party Advisory
Exploit