CVE-2023-28643

Nextcloud server is an open source home cloud implementation. In affected versions when a recipient receives 2 shares with the same name, while a memory cache is configured, the second share will replace the first one instead of being renamed to `{name} (2)`. It is recommended that the Nextcloud Server is upgraded to 25.0.3 or 24.0.9. Users unable to upgrade should avoid sharing 2 folders with the same name to the same user.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-hhq4-4pr8-wm27	Vendor Advisory
https://github.com/nextcloud/server/issues/34015	Exploit Issue Tracking
https://github.com/nextcloud/server/pull/36047	Issue Tracking Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nextcloud:nextcloud_server:::::-:::*
	cpe:2.3:a:nextcloud:nextcloud_server:::::enterprise:::*
	cpe:2.3:a:nextcloud:nextcloud_server:::::-:::*
	cpe:2.3:a:nextcloud:nextcloud_server:::::enterprise:::*

History

No history.

Information

Published : 2023-03-30 19:15

Updated : 2023-04-06 19:03

NVD link : CVE-2023-28643

Mitre link : CVE-2023-28643

CVE.ORG link : CVE-2023-28643

JSON object : View

Products Affected

nextcloud

nextcloud_server

CWE

CWE-706

Use of Incorrectly-Resolved Name or Reference

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