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CVE-2023-48304

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 25.0.11, 26.0.6, 27.1.0, 22.2.10.16, 23.0.12.11, and 1 more
None on Exploit-DB, Metasploit or GitHub

Summary

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.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • nextcloud security-advisories

    From 25.0.0 · fixed in 25.0.11; From 26.0.0 · fixed in 26.0.6; From 27.0.0 · fixed in 27.1.0; From 22.0.0 · fixed in 22.2.10.16; From 23.0.0 · fixed in 23.0.12.11; From 24.0.0 · fixed in 24.0.12.7

References 3

GitHub · nextcloud/security-advisories

GitHub · nextcloud/server

hackerone.com