CVE-2022-1982

A crafted SVG attachment can crash a Mattermost server

Description

Uncontrolled resource consumption in Mattermost version 6.6.0 and earlier allows an authenticated attacker to crash the server via a crafted SVG attachment on a post.

Remediation

Workaround:

  • Configure the maximum file size for message attachments to 20 megabytes or less: https://docs.mattermost.com/configure/configuration-settings.html#maximum-file-size

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.17%
Vendor Advisory mattermost.com
Affected: Mattermost Mattermost
Published at:
Updated at:

References

Link Tags
https://mattermost.com/security-updates/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-1982?
CVE-2022-1982 has been scored as a medium severity vulnerability.
How to fix CVE-2022-1982?
As a workaround for remediating CVE-2022-1982: Configure the maximum file size for message attachments to 20 megabytes or less: https://docs.mattermost.com/configure/configuration-settings.html#maximum-file-size
Is CVE-2022-1982 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-1982 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-1982?
CVE-2022-1982 affects Mattermost Mattermost.
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