UBUNTU-CVE-2023-28997

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Source
https://ubuntu.com/security/CVE-2023-28997
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-28997.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-28997
Upstream
Published
2023-04-04T13:15:00Z
Modified
2025-09-08T16:56:13Z
Severity
  • 6.7 (Medium) CVSS_V3 - CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N CVSS Calculator
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

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.

References

Affected packages

Ubuntu:Pro:20.04:LTS / nextcloud-desktop

Package

Name
nextcloud-desktop
Purl
pkg:deb/ubuntu/nextcloud-desktop@2.6.2-1build1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.5.3-1
2.6.0-1
2.6.1-1
2.6.1-2
2.6.2-1
2.6.2-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "caja-nextcloud"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "dolphin-nextcloud"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "libnextcloudsync-dev"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "libnextcloudsync0"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "nautilus-nextcloud"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "nemo-nextcloud"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "nextcloud-desktop"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "nextcloud-desktop-cmd"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "nextcloud-desktop-common"
        },
        {
            "binary_version": "2.6.2-1build1",
            "binary_name": "nextcloud-desktop-l10n"
        }
    ]
}

Ubuntu:22.04:LTS / nextcloud-desktop

Package

Name
nextcloud-desktop
Purl
pkg:deb/ubuntu/nextcloud-desktop@3.4.2-1ubuntu1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.2.3-0ubuntu1
3.3.5-1
3.3.5-1ubuntu1
3.4.2-1
3.4.2-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "caja-nextcloud"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "dolphin-nextcloud"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "libnextcloudsync-dev"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "libnextcloudsync0"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "nautilus-nextcloud"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "nemo-nextcloud"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "nextcloud-desktop"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "nextcloud-desktop-cmd"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "nextcloud-desktop-common"
        },
        {
            "binary_version": "3.4.2-1ubuntu1",
            "binary_name": "nextcloud-desktop-l10n"
        }
    ]
}