CVE-2021-29659

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.

6.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.30%

Vendor Advisory owncloud.com Vendor Advisory owncloud.com

Affected: n/a n/a

References

Link	Tags
https://doc.owncloud.com/server/admin_manual/release_notes.html	release notes vendor advisory
https://owncloud.com/security-advisories/cve-2021-29659/	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-29659?: CVE-2021-29659 has been scored as a medium severity vulnerability.
How to fix CVE-2021-29659?: To fix CVE-2021-29659, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-29659 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-29659 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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