| |
Vulnerability CVE-2021-32726
Published: 2021-07-12
| Description: |
Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, webauthn tokens were not deleted after a user has been deleted. If a victim reused an earlier used username, the previous user could gain access to their account. The issue was fixed in versions 19.0.13, 20.0.11, and 21.0.3. There are no known workarounds. |
Type:
CWE-668 (Exposure of Resource to Wrong Sphere)
CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
7.5/10 |
6.4/10 |
10/10 |
| Exploit range |
Attack complexity |
Authentication |
Remote |
Low |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
Partial |
Partial |
References: |
https://hackerone.com/reports/1202590
https://github.com/nextcloud/server/pull/27532
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6qr9-c846-j8mg
|
|
|
Copyright 2024, cxsecurity.com
|
|
|
