Vulnerability Description
On BIG-IP 14.0.0-14.0.0.2 or 13.0.0-13.1.1.1, undisclosed traffic patterns may lead to denial of service conditions for the BIG-IP system. The configuration which exposes this condition is the BIG-IP self IP address which is part of a VLAN group and has the Port Lockdown setting configured with anything other than "allow-all".
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Local Traffic Manager | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Advanced Firewall Manager | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Application Acceleration Manager | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Analytics | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Access Policy Manager | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Protocol Security Module | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Domain Name System | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Edge Gateway | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Fraud Protection Service | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Global Traffic Manager | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Link Controller | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Policy Enforcement Manager | >= 13.0.0, <= 13.1.1.1 |
| F5 | Big-Ip Webaccelerator | >= 13.0.0, <= 13.1.1.1 |
References
- https://support.f5.com/csp/article/K72442354MitigationVendor Advisory
- https://support.f5.com/csp/article/K72442354MitigationVendor Advisory
FAQ
What is CVE-2018-15320?
CVE-2018-15320 is a vulnerability with a CVSS score of 7.5 (HIGH). On BIG-IP 14.0.0-14.0.0.2 or 13.0.0-13.1.1.1, undisclosed traffic patterns may lead to denial of service conditions for the BIG-IP system. The configuration which exposes this condition is the BIG-IP ...
How severe is CVE-2018-15320?
CVE-2018-15320 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-15320?
Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Local Traffic Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Analytics, F5 Big-Ip Access Policy Manager.