CVE Vulnerability

CVE-2021-22896

Nextcloud Mail before 1.9.5 suffers from improper access control due to a missing permission check allowing other authenticated users to create mail aliases for other users.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/nextcloud/mail/pull/4864 Patch Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-jmgp-77jq-fjp3 Third Party Advisory
https://github.com/nextcloud/mail/releases/tag/v1.9.5 Release Notes Third Party Advisory
https://hackerone.com/reports/1129996 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:*:*:*
Information

Published : 2021-06-11 04:15

Updated : 2021-06-22 01:03

NVD link : CVE-2021-22896

Mitre link : CVE-2021-22896

Products Affected
No products.
CWE
CWE-862