CVE-2018-6440
UnknownEPSS 2.18%
Last modified
CVE-2018-6440 is a vulnerability of currently unknown severity. A vulnerability in the proxy service of Brocade Fabric OS versions before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d could allow remote unauthenticated attackers to obtain sensitive information and possibly cause a denial of service attack.. EPSS estimates a 2.18% chance of exploitation in the next 30 days.
Description
A vulnerability in the proxy service of Brocade Fabric OS versions before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d could allow remote unauthenticated attackers to obtain sensitive information and possibly cause a denial of service attack.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Broadcom | Fabric Operating System | >= 7.4.2, < 7.4.2d |
| Broadcom | Fabric Operating System | >= 8.0.2, < 8.0.2f |
| Broadcom | Fabric Operating System | >= 8.1.2, < 8.1.2f |
| Broadcom | Fabric Operating System | >= 8.2.0, < 8.2.1 |
References
- https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-733Mitigation, Third Party Advisory
- https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2018-733Mitigation, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-6440?
A vulnerability in the proxy service of Brocade Fabric OS versions before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d could allow remote unauthenticated attackers to obtain sensitive information and possibly cause a denial of service attack.
How severe is CVE-2018-6440?
Severity scoring for CVE-2018-6440 is pending analysis. The EPSS model estimates a 2.18% probability of exploitation in the next 30 days.
How do I fix CVE-2018-6440?
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-2018-6440?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST