Vulnerability CVE-2021-29659


Published: 2021-05-20

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.

Type:

CWE-863

(Incorrect Authorization)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Owncloud -> Owncloud 

 References:
https://owncloud.com/security-advisories/cve-2021-29659/
https://doc.owncloud.com/server/admin_manual/release_notes.html

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