Is CVE-2021-29659 actively exploited?

CVE-2021-29659 has no public evidence of in-the-wild exploitation as of 2025-03-31.

What is the CVSS score for CVE-2021-29659?

CVE-2021-29659 has a CVSS score of 6.5 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

How do I patch CVE-2021-29659?

Patch guidance is available from owncloud security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-29659.

Which products are affected by CVE-2021-29659?

1 product: owncloud owncloud server.

CVE-2021-29659 - remediation guidance & executive summary

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 Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector: network
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: none
Weaknesses: NVD-CWE-Other

Metadata

Primary Vendor: OWNCLOUD
Published: 5/20/2021
Last Modified: 3/31/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-29659

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary