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CVE-2021-32726

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CVE-2021-32726

Published: Jul 12, 2021

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.1

7.1

HIGH

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.

VendorProductVersions

nextcloud

security-advisories

affected
< 19.0.13
affected
>= 20.0.0, < 20.0.11
affected
>= 21.0.0, < 21.0.3

Weaknesses (CWE)

CWE-708

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

GLSA-202208-17
vendor-advisory
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