CVE-2021-29659 — MEDIUM (6.5)

Vulnerability 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 Score

6.5

MEDIUM

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

Affected Products

Vendor	Product	Versions
Owncloud	Owncloud Server	10.7.0

References

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

FAQ

What is CVE-2021-29659?

CVE-2021-29659 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 reques...

How severe is CVE-2021-29659?

CVE-2021-29659 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-29659?

Check the references section above for vendor advisories and patch information. Affected products include: Owncloud Owncloud Server.