CVE-2024-2450
Last modified
CVE-2024-2450 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to correctly verify account ownership when switching from email to SAML authentication, allowing an authenticated attacker to take over other user accounts via a crafted switch request under specific conditions. . EPSS estimates a 0.60% chance of exploitation in the next 30 days.
Description
Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to correctly verify account ownership when switching from email to SAML authentication, allowing an authenticated attacker to take over other user accounts via a crafted switch request under specific conditions.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mattermost | Mattermost Server | >= 8.1.0, < 8.1.10 |
| Mattermost | Mattermost Server | >= 9.2.0, < 9.2.6 |
| Mattermost | Mattermost Server | >= 9.3.0, < 9.3.2 |
| Mattermost | Mattermost Server | >= 9.4.0, < 9.4.3 |
| Mattermost | Mattermost Server | 9.5.0 |
References
- https://mattermost.com/security-updatesVendor Advisory
- https://mattermost.com/security-updatesVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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