CVE-2023-48268

HIGHCVSS 7.5/10EPSS 0.72%

Last modified

CVE-2023-48268 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Mattermost fails to limit the amount of data extracted from compressed archives during board import in Mattermost Boards allowing an attacker to consume excessive resources, possibly leading to Denial of Service, by importing a board using a specially crafted zip (zip bomb). . EPSS estimates a 0.72% chance of exploitation in the next 30 days.

Description

Mattermost fails to limit the amount of data extracted from compressed archives during board import in Mattermost Boards allowing an attacker to consume excessive resources, possibly leading to Denial of Service, by importing a board using a specially crafted zip (zip bomb).

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.72%

49.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MattermostMattermost<= 7.8.12
MattermostMattermost>= 8.0.0, <= 8.1.3
MattermostMattermost>= 9.0.0, <= 9.0.1
MattermostMattermost9.1.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-48268?
Mattermost fails to limit the amount of data extracted from compressed archives during board import in Mattermost Boards allowing an attacker to consume excessive resources, possibly leading to Denial of Service, by importing a board using a specially crafted zip (zip bomb).
How severe is CVE-2023-48268?
CVE-2023-48268 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.
How do I fix CVE-2023-48268?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-48268?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST