CVE-2018-5521

Description

On F5 BIG-IP 12.1.0-12.1.3.1, 11.6.1-11.6.3.1, 11.5.1-11.5.5, or 11.2.1, carefully crafted URLs can be used to reflect arbitrary content into GeoIP lookup responses, potentially exposing clients to XSS.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.26%
Vendor Advisory f5.com
Affected: F5 Networks, Inc. BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, FPS, GTM, Link Controller, PEM, WebAccelerator)
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1041021 vdb entry third party advisory
https://support.f5.com/csp/article/K23124150 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-5521?
CVE-2018-5521 has been scored as a medium severity vulnerability.
How to fix CVE-2018-5521?
To fix CVE-2018-5521, 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-2018-5521 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-5521 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-5521?
CVE-2018-5521 affects F5 Networks, Inc. BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, FPS, GTM, Link Controller, PEM, WebAccelerator).
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