CVE-2015-4638

Description

The FastL4 virtual server in F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, GTM, Link Controller, and PEM 11.3.0 through 11.5.2 and 11.6.0 through 11.6.0 HF4, BIG-IP Edge Gateway, WebAccelerator, and WOM 11.2.1 through 11.3.0, and BIG-IP PSM 11.2.1 through 11.4.1 allows remote attackers to cause a denial of service (Traffic Management Microkernel restart) via a fragmented packet.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.27% Top 25%
Vendor Advisory f5.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://support.f5.com/kb/en-us/solutions/public/17000/100/sol17155.html vendor advisory
http://www.securitytracker.com/id/1033578 vdb entry

Frequently Asked Questions

What is the severity of CVE-2015-4638?
CVE-2015-4638 has been scored as a medium severity vulnerability.
How to fix CVE-2015-4638?
To fix CVE-2015-4638, 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-2015-4638 being actively exploited in the wild?
It is possible that CVE-2015-4638 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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