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HIGH · 7.5

CVE-2019-6676

On versions 15.0.0-15.0.1, 14.0.0-14.1.2.2, and 13.1.0-13.1.3.1, TMM may restart on BIG-IP Virtual Edition (VE) when using virtio direct descriptors and packets 2 KB or larger.

Vulnerability Description

On versions 15.0.0-15.0.1, 14.0.0-14.1.2.2, and 13.1.0-13.1.3.1, TMM may restart on BIG-IP Virtual Edition (VE) when using virtio direct descriptors and packets 2 KB or larger.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
F5Big-Ip Access Policy Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Advanced Firewall Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Analytics>= 13.1.0, < 13.1.3.2
F5Big-Ip Application Acceleration Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Application Security Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Domain Name System>= 13.1.0, < 13.1.3.2
F5Big-Ip Edge Gateway>= 13.1.0, < 13.1.3.2
F5Big-Ip Fraud Protection Service>= 13.1.0, < 13.1.3.2
F5Big-Ip Global Traffic Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Link Controller>= 13.1.0, < 13.1.3.2
F5Big-Ip Local Traffic Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Policy Enforcement Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Webaccelerator>= 13.1.0, < 13.1.3.2

References

FAQ

What is CVE-2019-6676?

CVE-2019-6676 is a vulnerability with a CVSS score of 7.5 (HIGH). On versions 15.0.0-15.0.1, 14.0.0-14.1.2.2, and 13.1.0-13.1.3.1, TMM may restart on BIG-IP Virtual Edition (VE) when using virtio direct descriptors and packets 2 KB or larger.

How severe is CVE-2019-6676?

CVE-2019-6676 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-2019-6676?

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 Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager.