CVE-2023-28999 (GCVE-0-2023-28999)
Vulnerability from cvelistv5
Published
2023-04-04 12:51
Modified
2025-02-11 16:32
Severity ?
6.9 (Medium) - CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:L
CWE
  • CWE-325 - Missing Cryptographic Step
Summary
Nextcloud is an open-source productivity platform. In Nextcloud Desktop client 3.0.0 until 3.8.0, Nextcloud Android app 3.13.0 until 3.25.0, and Nextcloud iOS app 3.0.5 until 4.8.0, 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.​ This issue is fixed in Nextcloud Desktop 3.8.0, Nextcloud Android 3.25.0, and Nextcloud iOS 4.8.0. No known workarounds are available.
References
Impacted products
Vendor Product Version
nextcloud security-advisories Version: >= 3.0.0, < 3.8.0
Version: >= 3.13.0, < 3.25.0
Version: >= 3.0.5, < 4.8.0
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