CVE-2024-39361

Description

Mattermost versions 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2 and 9.5.x <= 9.5.5 fail to prevent users from specifying a RemoteId for their posts which allows an attacker to specify both a remoteId and the post ID, resulting in creating a post with a user-defined post ID. This can cause some broken functionality in the channel or thread with user-defined posts

CVSS v3.1 Score

3.1

LOW

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

Weakness Type (CWE)

CWE-284 CWE-284

Affected Products

Vendor	Product	Versions
mattermost	mattermost	9.5.0 — 9.5.6
mattermost	mattermost	9.6.0 — 9.6.3
mattermost	mattermost	9.7.0 — 9.7.4
mattermost	mattermost	9.8.0 — 9.8.1

References

Advisories & Patches

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

Frequently Asked Questions

What is CVE-2024-39361? +

Mattermost versions 9.8.0, 9.7.x <= 9.7.4, 9.6.x <= 9.6.2 and 9.5.x <= 9.5.5 fail to prevent users from specifying a RemoteId for their posts which allows an attacker to specify both a remoteId and the post ID, resulting in creating a post with a user-defined post ID. This can cause some broken functionality in the channel or thread with user-defined posts It has a CVSS v3.1 base score of 3.1 (LOW).

How severe is CVE-2024-39361? +

CVE-2024-39361 has a CVSS v3.1 score of 3.1 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2024-39361? +

CVE-2024-39361 affects products from mattermost, specifically: mattermost. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-39361? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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