CVE-2022-1337

OOM DoS in Mattermost image proxy

State: Published
Severity: 4.3 Medium
Published: Apr 13, 2022
Updated: Dec 6, 2024
Reserved: Apr 13, 2022

Description

The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L	Mattermost

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
MattermostMattermost	6.4 to before 6.4.2Affected 6.3 to before 6.3.5Affected 6.2 to before 6.2.5Affected 5.37 to before 5.37.9Affected

References

https://mattermost.com/security-updates/

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