CVE-2018-5527

Description

On BIG-IP 13.1.0-13.1.0.7, a remote attacker using undisclosed methods against virtual servers configured with a Client SSL or Server SSL profile that has the SSL Forward Proxy feature enabled can force the Traffic Management Microkernel (tmm) to leak memory. As a result, system memory usage increases over time, which may eventually cause a decrease in performance or a system reboot due to memory exhaustion.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.97% Top 25%
Vendor Advisory f5.com
Affected: F5 Networks, Inc. BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator, WebSafe)
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1041196 vdb entry third party advisory
https://support.f5.com/csp/article/K20134942 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-5527?
CVE-2018-5527 has been scored as a high severity vulnerability.
How to fix CVE-2018-5527?
To fix CVE-2018-5527, 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-2018-5527 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-5527 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-5527?
CVE-2018-5527 affects F5 Networks, Inc. BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator, WebSafe).
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