Strix
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CVE-2019-6600

MEDIUMCVSS 6.1/10EPSS 1.24%

Last modified

CVE-2019-6600 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.3, 12.1.0-12.1.3.7, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when remote authentication is enabled for administrative users and all external users are granted the "guest" role, unsanitized values can be reflected to the client via the login page. This can lead to a cross-site scripting attack against unauthenticated clients.. EPSS estimates a 1.24% chance of exploitation in the next 30 days.

Description

In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.3, 12.1.0-12.1.3.7, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when remote authentication is enabled for administrative users and all external users are granted the "guest" role, unsanitized values can be reflected to the client via the login page. This can lead to a cross-site scripting attack against unauthenticated clients.

Metrics

CVSS 3.1
6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
1.24%

65.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Local Traffic Manager>= 11.5.1, <= 11.5.8
F5Big-Ip Local Traffic Manager>= 11.6.1, <= 11.6.3.2
F5Big-Ip Local Traffic Manager>= 12.1.0, <= 12.1.3.7
F5Big-Ip Local Traffic Manager>= 13.0.0, <= 13.1.1.3
F5Big-Ip Local Traffic Manager>= 14.0.0, <= 14.0.0.2
F5Big-Ip Application Acceleration Manager>= 11.5.1, <= 11.5.8
F5Big-Ip Application Acceleration Manager>= 11.6.1, <= 11.6.3.2
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.3.7
F5Big-Ip Application Acceleration Manager>= 13.0.0, <= 13.1.1.3
F5Big-Ip Application Acceleration Manager>= 14.0.0, <= 14.0.0.2
F5Big-Ip Advanced Firewall Manager>= 11.5.1, <= 11.5.8
F5Big-Ip Advanced Firewall Manager>= 11.6.1, <= 11.6.3.2
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.3.7
F5Big-Ip Advanced Firewall Manager>= 13.0.0, <= 13.1.1.3
F5Big-Ip Advanced Firewall Manager>= 14.0.0, <= 14.0.0.2
F5Big-Ip Analytics>= 11.5.1, <= 11.5.8
F5Big-Ip Analytics>= 11.6.1, <= 11.6.3.2
F5Big-Ip Analytics>= 12.1.0, <= 12.1.3.7
F5Big-Ip Analytics>= 13.0.0, <= 13.1.1.3
F5Big-Ip Analytics>= 14.0.0, <= 14.0.0.2
F5Big-Ip Access Policy Manager>= 11.5.1, <= 11.5.8
F5Big-Ip Access Policy Manager>= 11.6.1, <= 11.6.3.2
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.3.7
F5Big-Ip Access Policy Manager>= 13.0.0, <= 13.1.1.3
F5Big-Ip Access Policy Manager>= 14.0.0, <= 14.0.0.2
F5Big-Ip Application Security Manager>= 11.5.1, <= 11.5.8
F5Big-Ip Application Security Manager>= 11.6.1, <= 11.6.3.2
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.3.7
F5Big-Ip Application Security Manager>= 13.0.0, <= 13.1.1.3
F5Big-Ip Application Security Manager>= 14.0.0, <= 14.0.0.2
F5Big-Ip Domain Name System>= 11.5.1, <= 11.5.8
F5Big-Ip Domain Name System>= 11.6.1, <= 11.6.3.2
F5Big-Ip Domain Name System>= 12.1.0, <= 12.1.3.7
F5Big-Ip Domain Name System>= 13.0.0, <= 13.1.1.3
F5Big-Ip Domain Name System>= 14.0.0, <= 14.0.0.2
F5Big-Ip Edge Gateway>= 11.5.1, <= 11.5.8
F5Big-Ip Edge Gateway>= 11.6.1, <= 11.6.3.2
F5Big-Ip Edge Gateway>= 12.1.0, <= 12.1.3.7
F5Big-Ip Edge Gateway>= 13.0.0, <= 13.1.1.3
F5Big-Ip Edge Gateway>= 14.0.0, <= 14.0.0.2
F5Big-Ip Fraud Protection Service>= 11.5.1, <= 11.5.8
F5Big-Ip Fraud Protection Service>= 11.6.1, <= 11.6.3.2
F5Big-Ip Fraud Protection Service>= 12.1.0, <= 12.1.3.7
F5Big-Ip Fraud Protection Service>= 13.0.0, <= 13.1.1.3
F5Big-Ip Fraud Protection Service>= 14.0.0, <= 14.0.0.2
F5Big-Ip Global Traffic Manager>= 11.5.1, <= 11.5.8
F5Big-Ip Global Traffic Manager>= 11.6.1, <= 11.6.3.2
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.3.7
F5Big-Ip Global Traffic Manager>= 13.0.0, <= 13.1.1.3
F5Big-Ip Global Traffic Manager>= 14.0.0, <= 14.0.0.2

Showing 50 of 65 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-6600?
In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.3, 12.1.0-12.1.3.7, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when remote authentication is enabled for administrative users and all external users are granted the "guest" role, unsanitized values can be reflected to the client via the login page. This can lead to a cross-site scripting attack against unauthenticated clients.
How severe is CVE-2019-6600?
CVE-2019-6600 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.24% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6600?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-6600?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST