CVE-2023-22839

BIG-IP DNS profile vulnerability

Description

On BIG-IP versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.x before 15.1.8.1, 14.1.x before 14.1.5.3, and all version of 13.1.x, when a DNS profile with the Rapid Response Mode setting enabled is configured on a virtual server with hardware SYN cookies enabled, undisclosed requests cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.36%
Vendor Advisory f5.com
Affected: F5 BIG-IP
Published at:
Updated at:

References

Link Tags
https://my.f5.com/manage/s/article/K37708118 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-22839?
CVE-2023-22839 has been scored as a high severity vulnerability.
How to fix CVE-2023-22839?
To fix CVE-2023-22839, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-22839 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-22839 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-22839?
CVE-2023-22839 affects F5 BIG-IP.
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