High severity · published Jul 17, 2023
CVE-2023-3615
Mattermost iOS app fails to properly validate the server certificate while initializing the TLS connection allowing a network attacker to intercept the WebSockets connection
8.1
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mattermost · Mattermost
before 2.5.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-3615
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-3615
Vendor Advisory
https://mattermost.com/security-updates
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