8.8

CVE-2021-32652

Exploit

Missing permission check on email metadata retrieval

Missing permission check on email metadata retrieval

Nextcloud Mail is a mail app for the Nextcloud platform. A missing permission check in Nextcloud Mail before 1.4.3 and 1.8.2 allows another authenticated users to access mail metadata of other users. Versions 1.4.3 and 1.8.2 contain patches for this vulnerability; no workarounds other than the patches are known to exist.
Mögliche Gegenmaßnahme
Nextcloud Mail: None.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Nextcloud ≫ Mail Version < 1.4.3
Nextcloud ≫ Mail Version >= 1.5.5 < 1.8.2
Weitere Schwachstelleninformationen
SystemNextcloud App
≫
Produkt Nextcloud Mail
Version >= 0.0.0, < 1.4.3
Version >= 1.8.0, < 1.8.2
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.11% 0.615
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
nvd@nist.gov 4 8 2.9
AV:N/AC:L/Au:S/C:P/I:N/A:N
security-advisories@github.com 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc
Third Party Advisory
https://hackerone.com/reports/1094063
Third Party Advisory
Exploit
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mxx2-6rg9-v2vc
Third Party Advisory