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CVE-2019-6676

HIGHCVSS 7.5/10EPSS 1.04%

Last modified

CVE-2019-6676 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
1.04%

59.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Access Policy Manager>= 14.0.0, < 14.1.2.3
F5Big-Ip Access Policy Manager>= 15.0.0, < 15.0.1.1
F5Big-Ip Advanced Firewall Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Advanced Firewall Manager>= 14.0.0, < 14.1.2.3
F5Big-Ip Advanced Firewall Manager>= 15.0.0, < 15.0.1.1
F5Big-Ip Analytics>= 13.1.0, < 13.1.3.2
F5Big-Ip Analytics>= 14.0.0, < 14.1.2.3
F5Big-Ip Analytics>= 15.0.0, < 15.0.1.1
F5Big-Ip Application Acceleration Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Application Acceleration Manager>= 14.0.0, < 14.1.2.3
F5Big-Ip Application Acceleration Manager>= 15.0.0, < 15.0.1.1
F5Big-Ip Application Security Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Application Security Manager>= 14.0.0, < 14.1.2.3
F5Big-Ip Application Security Manager>= 15.0.0, < 15.0.1.1
F5Big-Ip Domain Name System>= 13.1.0, < 13.1.3.2
F5Big-Ip Domain Name System>= 14.0.0, < 14.1.2.3
F5Big-Ip Domain Name System>= 15.0.0, < 15.0.1.1
F5Big-Ip Edge Gateway>= 13.1.0, < 13.1.3.2
F5Big-Ip Edge Gateway>= 14.0.0, < 14.1.2.3
F5Big-Ip Edge Gateway>= 15.0.0, < 15.0.1.1
F5Big-Ip Fraud Protection Service>= 13.1.0, < 13.1.3.2
F5Big-Ip Fraud Protection Service>= 14.0.0, < 14.1.2.3
F5Big-Ip Fraud Protection Service>= 15.0.0, < 15.0.1.1
F5Big-Ip Global Traffic Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Global Traffic Manager>= 14.0.0, < 14.1.2.3
F5Big-Ip Global Traffic Manager>= 15.0.0, < 15.0.1.1
F5Big-Ip Link Controller>= 13.1.0, < 13.1.3.2
F5Big-Ip Link Controller>= 14.0.0, < 14.1.2.3
F5Big-Ip Link Controller>= 15.0.0, < 15.0.1.1
F5Big-Ip Local Traffic Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Local Traffic Manager>= 14.0.0, < 14.1.2.3
F5Big-Ip Local Traffic Manager>= 15.0.0, < 15.0.1.1
F5Big-Ip Policy Enforcement Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Policy Enforcement Manager>= 14.0.0, < 14.1.2.3
F5Big-Ip Policy Enforcement Manager>= 15.0.0, < 15.0.1.1
F5Big-Ip Webaccelerator>= 13.1.0, < 13.1.3.2
F5Big-Ip Webaccelerator>= 14.0.0, < 14.1.2.3
F5Big-Ip Webaccelerator>= 15.0.0, < 15.0.1.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2019-6676?
CVE-2019-6676 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6676?
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.

Are you affected by CVE-2019-6676?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST