CVE-2023-5969

Denial of Service via Link Preview in /api/v4/redirect_location

State: Published
Severity: 5.3 Medium
Published: Nov 6, 2023
Updated: Sep 17, 2024
Reserved: Nov 6, 2023

Description

Mattermost fails to properly sanitize the request to /api/v4/redirect_location allowing an attacker, sending a specially crafted request to /api/v4/redirect_location, to fill up the memory due to caching large items.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	Mattermost

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
MattermostMattermost	7.8.11 and earlierAffected 8.0.3 and earlierAffected 8.1.2 and earlierAffected 9.0.0 and earlierAffected 7.8.12Not affected 8.0.4Not affected 8.1.3Not affected 9.0.1Not affected

References

https://mattermost.com/security-updates

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