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CVE-2023-28998 · cross-distro fix matrix

CVE-2023-28998: 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 gain full access to an end-to-end encrypted folder. They can decrypt files, recover the folder structure, and add new files.

Affects 7 Linux releases across 7 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2023-28998 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

  • nextcloud-desktop→ fixed in3.7.0-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y nextcloud-desktop

Debian trixie

Source: Debian Security Tracker

  • nextcloud-desktop→ fixed in3.7.0-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y nextcloud-desktop

Alpine v3.20

Source: Alpine secdb

  • nextcloud-client→ fixed in3.6.6-r0
    apk update && apk add --upgrade nextcloud-client

Alpine v3.21

Source: Alpine secdb

  • nextcloud-client→ fixed in3.6.6-r0
    apk update && apk add --upgrade nextcloud-client

Alpine edge

Source: Alpine secdb

  • nextcloud-client→ fixed in3.6.6-r0
    apk update && apk add --upgrade nextcloud-client

Alpine v3.18

Source: Alpine secdb

  • nextcloud-client→ fixed in3.6.6-r0
    apk update && apk add --upgrade nextcloud-client

Alpine v3.19

Source: Alpine secdb

  • nextcloud-client→ fixed in3.6.6-r0
    apk update && apk add --upgrade nextcloud-client
Are YOU affected by CVE-2023-28998?

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