CVE-2021-29659

MEDIUM

owncloud_server 10.7 - Unauthenticated Information Disclosure via User Enumeration Endpoint

Title source: llm
STIX 2.1

Description

ownCloud 10.7 has an incorrect access control vulnerability, leading to remote information disclosure. Due to a bug in the related API endpoint, the attacker can enumerate all users in a single request by entering three whitespaces. Secondary, the retrieval of all users on a large instance could cause higher than average load on the instance.

References (2)

Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://doc.owncloud.com/server/admin_manual/release_notes.html

Scores

CVSS v3 6.5
EPSS 0.0040
EPSS Percentile 60.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

Status published
Products (1)
owncloud/owncloud_server 10.7.0
Published May 20, 2021
Tracked Since Feb 18, 2026