CVE-2018-5517

Description

On F5 BIG-IP 13.1.0-13.1.0.5, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.75% Top 30%
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/1040805 vdb entry third party advisory
https://support.f5.com/csp/article/K25573437 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-5517?
CVE-2018-5517 has been scored as a high severity vulnerability.
How to fix CVE-2018-5517?
To fix CVE-2018-5517, 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-2018-5517 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-5517 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-2018-5517?
CVE-2018-5517 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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