CVE-2023-32319

2023-05-2623:15:17

Google

osv.dev

nextcloud

vulnerability

brute-force protection

webdav endpoints

user credentials

email address

version 24.0.0

releases 24.0.11

25.0.5

26.0.0

upgrade

software

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

AI Score

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

Nextcloud server is an open source personal cloud implementation. Missing brute-force protection on the WebDAV endpoints via the basic auth header allowed to brute-force user credentials when the provided user name was not an email address. Users from version 24.0.0 onward are affected. This issue has been addressed in releases 24.0.11, 25.0.5 and 26.0.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.