Vulnerability Description
On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, undisclosed traffic sent to BIG-IP iSession virtual server may cause the Traffic Management Microkernel (TMM) to restart, resulting in a Denial-of-Service (DoS).
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Access Policy Manager | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Advanced Firewall Manager | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Application Acceleration Manager | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Link Controller | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Policy Enforcement Manager | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Webaccelerator | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Application Security Manager | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Local Traffic Manager | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Fraud Protection Service | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Global Traffic Manager | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Analytics | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Edge Gateway | >= 12.1.0, <= 12.1.4 |
| F5 | Big-Ip Domain Name System | >= 12.1.0, <= 12.1.4 |
References
- http://www.securityfocus.com/bid/109048Broken LinkThird Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K72335002Vendor Advisory
- https://support.f5.com/csp/article/K72335002?utm_source=f5support&%3Butm_medi
- http://www.securityfocus.com/bid/109048Broken LinkThird Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K72335002Vendor Advisory
- https://support.f5.com/csp/article/K72335002?utm_source=f5support&%3Butm_medi
FAQ
What is CVE-2019-6623?
CVE-2019-6623 is a vulnerability with a CVSS score of 7.5 (HIGH). On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, undisclosed traffic sent to BIG-IP iSession virtual server may cause the Traffic Management Microkernel (TMM) to restart...
How severe is CVE-2019-6623?
CVE-2019-6623 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-2019-6623?
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.