CVE-2021-29659

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.

CVSS v3 6.5 MEDIUM
CVSS v2.0 4.0 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://doc.owncloud.com/server/admin_manual/release_notes.html	Release Notes Vendor Advisory
https://owncloud.com/security-advisories/cve-2021-29659/	Vendor Advisory
https://doc.owncloud.com/server/admin_manual/release_notes.html	Release Notes Vendor Advisory
https://owncloud.com/security-advisories/cve-2021-29659/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:owncloud:owncloud_server:10.7.0:-:*:*:*:*:*:*

History

31 Mar 2025, 11:54

Type	Values Removed	Values Added
First Time		Owncloud owncloud Server
CPE	cpe:2.3:a:owncloud:owncloud:10.7.0:-::::::	cpe:2.3:a:owncloud:owncloud_server:10.7.0:-::::::

Information

Published : 2021-05-20 13:15

Updated : 2025-03-31 11:54

NVD link : CVE-2021-29659

Mitre link : CVE-2021-29659

CVE.ORG link : CVE-2021-29659

JSON object : View

Products Affected

owncloud

owncloud_server

CWE

NVD-CWE-Other

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