CVE-2018-15323

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-10-31 · updated 2026-06-17
Weakness: CWE-20

Description

On BIG-IP 14.0.0-14.0.0.2 or 13.0.0-13.1.1.1, in certain circumstances, when processing traffic through a Virtual Server with an associated MQTT profile, the TMM process may produce a core file and take the configured HA action.

Affected products

F5 BIG-IP APM: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
BIG-IP: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Big-Ip Analytics: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Networks, Inc. BIG-IP (AAM): from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 BIG-IP DNS: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Big-Ip Edge Gateway: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Big-Ip Fraud Protection Service: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Big-Ip Global Traffic Manager: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Big-Ip Link Controller: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 BIG-IP (LTM): from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Networks, Inc. BIG-IP (PEM): from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Big-Ip Protocol Security Module: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2
F5 Big-Ip Webaccelerator: from 13.0.0 through 13.1.1.1; from 14.0.0 through 14.0.0.2

References

Get alerted when CVE-2018-15323 or the next vulnerability affects your stack