Bug 2277339 (CVE-2024-4195) - CVE-2024-4195 mattermost: fail to fully validate role changes leading to promote guests to team admins
Summary: CVE-2024-4195 mattermost: fail to fully validate role changes leading to prom...
Keywords:
Status: NEW
Alias: CVE-2024-4195
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2277340 2277341
Blocks: 2277330
TreeView+ depends on / blocked
 
Reported: 2024-04-26 11:45 UTC by Rohit Keshri
Modified: 2024-05-30 22:23 UTC (History)
11 users (show)

Fixed In Version:
Doc Type: ---
Doc Text:
A flaw was found in Mattermost, where it failed to fully validate role changes. This flaw allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.
Clone Of:
Environment:
Last Closed:
Embargoed:


Attachments (Terms of Use)

Description Rohit Keshri 2024-04-26 11:45:06 UTC
Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.

https://mattermost.com/security-updates

Comment 1 Rohit Keshri 2024-04-26 11:47:45 UTC
Created purple-mattermost tracking bugs for this issue:

Affects: epel-all [bug 2277340]
Affects: fedora-all [bug 2277341]


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