CVE-2021-29659

MEDIUM
Published May 20, 20215y ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published May 20, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Affected Products 1

VendorProductVersionRange
owncloudowncloud_server10.7.0any

References 2

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.