Nextcloud Desktop: Initialization vector reuse in E2EE allows malicious server admin to break, manipulate, access files
13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 6.7epss 1.1%
probabilidade de exploração
1.1%top 37% das CVEs
exploração observada
nãonenhuma fonte reporta
The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server. Starting with version 3.0.0 and prior to version 3.6.5, a malicious server administrator can recover and modify the contents of end-to-end encrypted files. Users should upgrade the Nextcloud Desktop client to 3.6.5 to receive a patch. No known workarounds are available.
CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
Produtos afetados
nextcloud · security-advisoriesReferências
https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_DanieleCoppola.pdfhttps://github.com/nextcloud/desktop/pull/5324https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4p33-rw27-j5fchttps://lists.debian.org/debian-lts-announce/2025/09/msg00018.html