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CVSSv2

CVE-2021-32653

Published: 01/06/2021 Updated: 26/10/2022
CVSS v2 Base Score: 4 | Impact Score: 2.9 | Exploitability Score: 8
CVSS v3 Base Score: 2.7 | Impact Score: 1.4 | Exploitability Score: 1.2
VMScore: 356
Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N
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Vulnerability Summary

Nextcloud Server is a Nextcloud package that handles data storage. Nextcloud Server versions before 19.0.11, 20.0.10, or 21.0.2 send user IDs to the lookup server even if the user has no fields set to published. The vulnerability is patched in versions 19.0.11, 20.0.10, and 21.0.2; no workarounds outside the updates are known to exist.

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Vendor Advisories

Arch Linux Issues:
Nextcloud Server before version 2102 sends user IDs to the lookup server even if the user has no fields set to be published ...

References

CWE-201https://hackerone.com/reports/1173436https://github.com/nextcloud/security-advisories/security/advisories/GHSA-396j-vqpr-qg45https://security.gentoo.org/glsa/202208-17https://nvd.nist.govhttps://security.archlinux.org/CVE-2021-32653
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-3581reflected XSSCVE-2024-26925CVE-2024-27956LFICVE-2024-3607CVE-2024-3107CVE-2024-3295SQL
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