CVE-2024-4183

MEDIUMCVSS 6.5/10EPSS 0.61%

Last modified

CVE-2024-4183 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Mattermost versions 8.1.x before 8.1.12, 9.6.x before 9.6.1, 9.5.x before 9.5.3, 9.4.x before 9.4.5 fail to limit the number of active sessions, which allows an authenticated attacker to crash the server via repeated requests to the getSessions API after flooding the sessions table. . EPSS estimates a 0.61% chance of exploitation in the next 30 days.

Description

Mattermost versions 8.1.x before 8.1.12, 9.6.x before 9.6.1, 9.5.x before 9.5.3, 9.4.x before 9.4.5 fail to limit the number of active sessions, which allows an authenticated attacker to crash the server via repeated requests to the getSessions API after flooding the sessions table.

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
0.61%

44.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MattermostMattermost Server>= 8.1.0, < 8.1.12
MattermostMattermost Server>= 9.4.0, < 9.4.5
MattermostMattermost Server>= 9.5.0, < 9.5.3
MattermostMattermost Server>= 9.6.0, < 9.6.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-4183?
Mattermost versions 8.1.x before 8.1.12, 9.6.x before 9.6.1, 9.5.x before 9.5.3, 9.4.x before 9.4.5 fail to limit the number of active sessions, which allows an authenticated attacker to crash the server via repeated requests to the getSessions API after flooding the sessions table.
How severe is CVE-2024-4183?
CVE-2024-4183 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.
How do I fix CVE-2024-4183?
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-2024-4183?

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

Scan your code now

Source: NVD / NIST