Vulnerability Description
On BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, the Traffic Management Microkernel (TMM) may restart when a virtual server has an HTTP/2 profile with Application Layer Protocol Negotiation (ALPN) enabled and it processes traffic where the ALPN extension size is zero.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Access Policy Manager | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Advanced Firewall Manager | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Application Acceleration Manager | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Link Controller | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Policy Enforcement Manager | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Webaccelerator | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Application Security Manager | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Local Traffic Manager | >= 12.1.0, < 12.1.4.1 |
References
- http://www.securityfocus.com/bid/108190Broken LinkThird Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K94563344Vendor Advisory
- http://www.securityfocus.com/bid/108190Broken LinkThird Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K94563344Vendor Advisory
FAQ
What is CVE-2019-6619?
CVE-2019-6619 is a vulnerability with a CVSS score of 7.5 (HIGH). On BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, the Traffic Management Microkernel (TMM) may restart when a virtual server has an HTTP/2 profile with Application Layer Protocol Negotiat...
How severe is CVE-2019-6619?
CVE-2019-6619 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-2019-6619?
Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Link Controller, F5 Big-Ip Policy Enforcement Manager.