4.3

CVE-2023-48304

Exploit

Nextcloud Server vulnerable to attacker enabling/disabling birthday calendar for any user

Can enable/disable birthday calendar for any user

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Server and starting in version 22.0.0 and prior to versions 22.2.10.16, 23.0.12.11, 24.0.12.7, 25.0.11, 26.0.6, and 27.1.0 of Nextcloud Enterprise Server, an attacker could enable and disable the birthday calendar for any user on the same server. Nextcloud Server 25.0.11, 26.0.6, and 27.1.0 and Nextcloud Enterprise Server 22.2.10.16, 23.0.12.11, 24.0.12.7, 25.0.11, 26.0.6, and 27.1.0 contain patches for this issue. No known workarounds are available.
Mögliche Gegenmaßnahme
Server: * No workaround available
Enterprise Server: * No workaround available
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Nextcloud ≫ Nextcloud Server SwEditionenterprise Version >= 22.0.0 <= 22.2.10.16
Nextcloud ≫ Nextcloud Server SwEditionenterprise Version >= 23.0.0 < 23.0.12.11
Nextcloud ≫ Nextcloud Server SwEditionenterprise Version >= 24.0.0 < 24.0.12.7
Nextcloud ≫ Nextcloud Server SwEdition- Version >= 25.0.0 < 25.0.11
Nextcloud ≫ Nextcloud Server SwEditionenterprise Version >= 25.0.0 < 25.0.11
Nextcloud ≫ Nextcloud Server SwEdition- Version >= 26.0.0 < 26.0.6
Nextcloud ≫ Nextcloud Server SwEditionenterprise Version >= 26.0.0 < 26.0.6
Nextcloud ≫ Nextcloud Server SwEdition- Version >= 27.0.0 < 27.1.0
Nextcloud ≫ Nextcloud Server SwEditionenterprise Version >= 27.0.0 < 27.1.0
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Weitere Schwachstelleninformationen
SystemNextcloud
≫
Produkt Server
Version >= 25.0.0, < 25.0.11
Version >= 26.0.0, < 26.0.6
Version >= 27.0.0, < 27.1.0
SystemNextcloud
≫
Produkt Enterprise Server
Version >= 22.0.0, < 22.2.10.16
Version >= 23.0.0, < 23.0.12.11
Version >= 24.0.0, < 24.0.12.7
Version >= 25.0.0, < 25.0.11
Version >= 26.0.0, < 26.0.6
Version >= 27.0.0, < 27.1.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.14% 0.344
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
security-advisories@github.com 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE-639 Authorization Bypass Through User-Controlled Key

The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

https://hackerone.com/reports/2112973
Third Party Advisory
Exploit