CVE-2022-39346

Nextcloud server is an open source personal cloud server. Affected versions of nextcloud server did not properly limit user display names which could allow a malicious users to overload the backing database and cause a denial of service. It is recommended that the Nextcloud Server is upgraded to 22.2.10, 23.0.7 or 24.0.3. There are no known workarounds for this issue.

CVSS v3.0 6.5 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6w9f-jgjx-4vj6	Third Party Advisory
https://github.com/nextcloud/server/pull/33052	Patch Third Party Advisory
https://hackerone.com/reports/1588562	Permissions Required Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42TARDPRPBTI5TJRBYRVVQGTL6KWRCV5/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TRAER4DCCHHSUDFHQ6LTIH4JEJFF73IU/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R32L3P53AQKQQC652LA5U3AWFTZKPDK3/	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nextcloud:nextcloud_enterprise_server::::::::
	cpe:2.3:a:nextcloud:nextcloud_enterprise_server::::::::
	cpe:2.3:a:nextcloud:nextcloud_server::::::::
	cpe:2.3:a:nextcloud:nextcloud_enterprise_server::::::::
	cpe:2.3:a:nextcloud:nextcloud_server::::::::
	cpe:2.3:a:nextcloud:nextcloud_server::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:35:::::::*
	cpe:2.3:o:fedoraproject:fedora:36:::::::*
	cpe:2.3:o:fedoraproject:fedora:37:::::::*

Information

Published : 2022-11-25 11:15

Updated : 2022-12-12 18:24

NVD link : CVE-2022-39346

Mitre link : CVE-2022-39346

JSON object : View

CWE

CWE-20

Improper Input Validation

CWE-400

Uncontrolled Resource Consumption

Products Affected

fedoraproject

fedora

nextcloud

nextcloud_enterprise_server
nextcloud_server

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6.5 /10