CVE-2022-27189

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-05-05 · updated 2026-06-17
Weakness: CWE-681

Description

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all versions of 12.1.x and 11.6.x, when an Internet Content Adaptation Protocol (ICAP) profile is configured on a virtual server, undisclosed traffic can cause an increase in Traffic Management Microkernel (TMM) memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

F5 BIG-IP APM: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
BIG-IP: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 Big-Ip Analytics: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 Networks, Inc. BIG-IP (AAM): 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
BIG-IP ASM: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 BIG-IP DNS: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 Big-Ip Fraud Protection Service: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 Big-Ip Global Traffic Manager: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 Big-Ip Link Controller: 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 BIG-IP (LTM): 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)
F5 Networks, Inc. BIG-IP (PEM): 11.6.1, 11.6.2, 11.6.3, 11.6.4, 11.6.5, 12.1.0 (+25)

References

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