CVE-2017-6159

Description

F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM, Websafe software version 12.0.0 to 12.1.2, 11.6.0 to 11.6.1 are vulnerable to a denial of service attack when the MPTCP option is enabled on a virtual server. Data plane is vulnerable when using the MPTCP option of a TCP profile. There is no control plane exposure. An attacker may be able to disrupt services by causing TMM to restart hence temporarily failing to process traffic.

5.9

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.91% Top 30%

Vendor Advisory f5.com

Affected: F5 Networks, Inc. BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM, Websafe

References

Link	Tags
http://www.securitytracker.com/id/1039669	vdb entry third party advisory
http://www.securityfocus.com/bid/101633	vdb entry third party advisory
https://support.f5.com/csp/article/K10002335	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-6159?: CVE-2017-6159 has been scored as a medium severity vulnerability.
How to fix CVE-2017-6159?: To fix CVE-2017-6159, 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-2017-6159 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2017-6159 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-2017-6159?: CVE-2017-6159 affects F5 Networks, Inc. BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM, Websafe.

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