CVE-2022-0903

MEDIUM

Mattermost Server <= 6.3.2 - Denial of Service via SAML Login POST Body

Title source: llm
STIX 2.1

Description

A call stack overflow bug in the SAML login feature in Mattermost server in versions up to and including 6.3.2 allows an attacker to crash the server via submitting a maliciously crafted POST body.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://mattermost.com/security-updates/

Scores

CVSS v3 5.3
EPSS 0.0026
EPSS Percentile 49.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-787
Status published
Products (1)
mattermost/mattermost_server < 5.37.8
Published Mar 10, 2022
Tracked Since Feb 18, 2026