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MEDIUM · 6.1

CVE-2018-5521

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 XS...

Vulnerability 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.

CVSS Score

6.1

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
F5Big-Ip Application Acceleration Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Local Traffic Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Advanced Firewall Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Analytics>= 11.5.1, <= 11.5.5
F5Big-Ip Access Policy Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Application Security Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Domain Name System>= 11.5.1, <= 11.5.5
F5Big-Ip Edge Gateway>= 11.5.1, <= 11.5.5
F5Big-Ip Global Traffic Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Link Controller>= 11.5.1, <= 11.5.5
F5Big-Ip Policy Enforcement Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Webaccelerator>= 11.5.1, <= 11.5.5
F5Big-Ip Websafe>= 11.5.1, <= 11.5.5

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2018-5521?

CVE-2018-5521 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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 XS...

How severe is CVE-2018-5521?

CVE-2018-5521 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-5521?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Local Traffic Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Access Policy Manager.