CVE-2018-5533

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-19 · updated 2026-06-17
Weakness: CWE-20

Description

Under certain conditions on F5 BIG-IP 13.0.0, 12.1.0-12.1.2, 11.6.0-11.6.3.1, or 11.5.0-11.5.6, TMM may core while processing SSL forward proxy traffic.

Affected products

F5 BIG-IP APM: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
BIG-IP: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Analytics: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Networks, Inc. BIG-IP (AAM): from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
BIG-IP ASM: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 BIG-IP DNS: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Edge Gateway: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Fraud Protection Service: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Global Traffic Manager: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Link Controller: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 BIG-IP (LTM): from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Networks, Inc. BIG-IP (PEM): from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0
F5 Big-Ip Webaccelerator: from 11.5.0 through 11.5.6; from 11.6.0 through 11.6.3.1; from 12.1.0 through 12.1.2; 13.0.0

References

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