UBUNTU-CVE-2020-8227

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Source
https://ubuntu.com/security/CVE-2020-8227
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-8227.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-8227
Upstream
Published
2020-08-21T21:15:00Z
Modified
2026-04-22T12:43:25Z
Severity
  • 6.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

Missing sanitization of a server response in Nextcloud Desktop Client 2.6.4 for Linux allowed a malicious Nextcloud Server to store files outside of the dedicated sync directory.

References

Affected packages

Ubuntu:20.04:LTS / nextcloud-desktop

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown 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_name": "caja-nextcloud",
            "binary_version": "2.6.2-1build1"
        },
        {
            "binary_name": "dolphin-nextcloud",
            "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",
            "binary_version": "2.6.2-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-8227.json"