CVE-2020-27714

HIGHCVSS 7.5/10EPSS 1.00%

Last modified

CVE-2020-27714 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. On the BIG-IP AFM version 15.1.0-15.1.0.5, 14.1.0-14.1.3, and 13.1.0-13.1.3.5, when a Protocol Inspection Profile is attached to a FastL4 virtual server with the protocol field configured to either Other or All Protocols, the TMM may experience a restart if the profile processes non-TCP traffic.. EPSS estimates a 1.00% chance of exploitation in the next 30 days.

Description

On the BIG-IP AFM version 15.1.0-15.1.0.5, 14.1.0-14.1.3, and 13.1.0-13.1.3.5, when a Protocol Inspection Profile is attached to a FastL4 virtual server with the protocol field configured to either Other or All Protocols, the TMM may experience a restart if the profile processes non-TCP traffic.

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
1.00%

58.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
F5Big-Ip Advanced Firewall Manager>= 13.1.0, <= 13.1.3
F5Big-Ip Advanced Firewall Manager>= 14.1.0, < 14.1.3.1
F5Big-Ip Advanced Firewall Manager>= 15.0.0, < 15.1.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-27714?
On the BIG-IP AFM version 15.1.0-15.1.0.5, 14.1.0-14.1.3, and 13.1.0-13.1.3.5, when a Protocol Inspection Profile is attached to a FastL4 virtual server with the protocol field configured to either Other or All Protocols, the TMM may experience a restart if the profile processes non-TCP traffic.
How severe is CVE-2020-27714?
CVE-2020-27714 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.00% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27714?
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-2020-27714?

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

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Source: NVD / NIST