CVE-2020-8227 - Vulnerability Details - OpenCVE

Description

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.

Published: 2020-08-21

Score: 6.8 Medium

EPSS: 22.4% Moderate

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

Desktop Client

affected

Version	Status	Constraints
`2.6.5`	affected	—

Configuration 1 [-]

AND

cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity High

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.2245.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://hackerone.com/reports/590319
https://nextcloud.com/security/advisory/?id=NC-SA-2020-032
https://security.gentoo.org/glsa/202009-09

History

No history.

Subscriptions

Linux Linux Kernel

Nextcloud Desktop

MITRE

Status: PUBLISHED

Assigner: hackerone

Published: 2020-08-21T20:33:44.000Z

Updated: 2024-08-04T09:56:27.442Z

Reserved: 2020-01-28T00:00:00.000Z

Link: CVE-2020-8227

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-08-21T21:15:11.967

Modified: 2026-06-17T03:26:05.493

Link: CVE-2020-8227

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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