CVE-2022-42478
HIGHCVSS 8.8/10EPSS 0.53%
Last modified
CVE-2022-42478 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An Improper Restriction of Excessive Authentication Attempts [CWE-307] in FortiSIEM below 7.0.0 may allow a non-privileged user with access to several endpoints to brute force attack these endpoints.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.
Description
An Improper Restriction of Excessive Authentication Attempts [CWE-307] in FortiSIEM below 7.0.0 may allow a non-privileged user with access to several endpoints to brute force attack these endpoints.
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 |
|---|---|---|
| Fortinet | Fortisiem | >= 5.1.0, <= 5.1.3 |
| Fortinet | Fortisiem | >= 5.3.0, <= 5.3.3 |
| Fortinet | Fortisiem | >= 6.3.0, <= 6.3.3 |
| Fortinet | Fortisiem | 5.2.1 |
| Fortinet | Fortisiem | 5.2.2 |
| Fortinet | Fortisiem | 5.2.5 |
| Fortinet | Fortisiem | 5.2.6 |
| Fortinet | Fortisiem | 5.2.7 |
| Fortinet | Fortisiem | 5.2.8 |
| Fortinet | Fortisiem | 5.4.0 |
| Fortinet | Fortisiem | 6.1.0 |
| Fortinet | Fortisiem | 6.1.1 |
| Fortinet | Fortisiem | 6.1.2 |
| Fortinet | Fortisiem | 6.2.0 |
| Fortinet | Fortisiem | 6.2.1 |
| Fortinet | Fortisiem | 6.4.0 |
| Fortinet | Fortisiem | 6.4.1 |
| Fortinet | Fortisiem | 6.4.2 |
| Fortinet | Fortisiem | 6.5.0 |
| Fortinet | Fortisiem | 6.5.1 |
| Fortinet | Fortisiem | 6.6.0 |
| Fortinet | Fortisiem | 6.6.1 |
| Fortinet | Fortisiem | 6.6.2 |
| Fortinet | Fortisiem | 6.6.3 |
| Fortinet | Fortisiem | 6.7.0 |
References
- https://fortiguard.com/psirt/FG-IR-22-258Vendor Advisory
- https://fortiguard.com/psirt/FG-IR-22-258Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-42478?
An Improper Restriction of Excessive Authentication Attempts [CWE-307] in FortiSIEM below 7.0.0 may allow a non-privileged user with access to several endpoints to brute force attack these endpoints.
How severe is CVE-2022-42478?
CVE-2022-42478 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.
How do I fix CVE-2022-42478?
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.
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-42478?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST