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/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Local Traffic Manager | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Local Traffic Manager | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Local Traffic Manager | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Local Traffic Manager | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Local Traffic Manager | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Application Acceleration Manager | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Application Acceleration Manager | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Application Acceleration Manager | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Application Acceleration Manager | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Application Acceleration Manager | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Advanced Firewall Manager | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Advanced Firewall Manager | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Advanced Firewall Manager | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Advanced Firewall Manager | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Advanced Firewall Manager | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Analytics | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Analytics | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Analytics | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Analytics | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Analytics | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Access Policy Manager | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Access Policy Manager | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Access Policy Manager | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Access Policy Manager | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Access Policy Manager | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Application Security Manager | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Application Security Manager | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Application Security Manager | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Application Security Manager | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Application Security Manager | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Domain Name System | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Domain Name System | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Domain Name System | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Domain Name System | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Domain Name System | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Edge Gateway | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Edge Gateway | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Edge Gateway | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Edge Gateway | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Edge Gateway | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Fraud Protection Service | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Fraud Protection Service | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Fraud Protection Service | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Fraud Protection Service | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Fraud Protection Service | >= 14.0.0, <= 14.0.0.2 |
| F5 | Big-Ip Global Traffic Manager | >= 11.5.1, <= 11.5.8 |
| F5 | Big-Ip Global Traffic Manager | >= 11.6.1, <= 11.6.3.2 |
| F5 | Big-Ip Global Traffic Manager | >= 12.1.0, <= 12.1.3.7 |
| F5 | Big-Ip Global Traffic Manager | >= 13.0.0, <= 13.1.1.3 |
| F5 | Big-Ip Global Traffic Manager | >= 14.0.0, <= 14.0.0.2 |
Showing 50 of 65 affected configurations. See NVD for the full list.
References
- http://www.securityfocus.com/bid/107470Broken Link, Third Party Advisory, VDB Entry
- https://support.f5.com/csp/article/K23734425Vendor Advisory
- http://www.securityfocus.com/bid/107470Broken Link, Third Party Advisory, VDB Entry
- https://support.f5.com/csp/article/K23734425Vendor Advisory
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2019
- CVE-2019-6594On BIG-IP 11.5.1-11.6.3.2, 12.1.3.4-12.1.3.7, 13.0.0 HF1-13.…
- CVE-2019-6595Cross-site scripting (XSS) vulnerability in F5 BIG-IP Access…
- CVE-2019-6596In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6,…
- CVE-2019-6597In BIG-IP 13.0.0-13.1.1.1, 12.1.0-12.1.3.7, 11.6.1-11.6.3.2,…
- CVE-2019-6598In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.0.7, 12.1.0-12.1.3.5,…
- CVE-2019-6599In BIG-IP 11.6.1-11.6.3.2 or 11.5.1-11.5.8, or Enterprise Ma…
- CVE-2019-6601In BIG-IP 13.0.0, 12.1.0-12.1.3.7, 11.6.1-11.6.3.2, or 11.5.…5.5
- CVE-2019-6602In BIG-IP 11.5.1-11.5.8 and 11.6.1-11.6.3, the Configuration…
- CVE-2019-6603In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 1…
- CVE-2019-6604On BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3.6, 13.…
- CVE-2019-6605On BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, and 12.0.x, an undis…
- CVE-2019-6606On BIG-IP 11.5.1-11.6.3.4, 12.1.0-12.1.3.7, 13.0.0-13.1.1.3,…
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