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Status published
High
CVE-2023-3615
Lack of server certificate validation in websockets connection
Vulnerability Description
Mattermost iOS app fails to properly validate the server certificate while initializing the TLS connection allowing a network attacker to intercept the WebSockets connection.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- aapo (aapo)
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Affected Vendor
Mattermost
View all reports →Affected Software
Mattermost iOS app
Vulnerable Versions:
0, 2.5.1
Timeline
Official Publish:
July 17th, 2023
Last Modified:
October 30th, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H