CVE-2019-6611
7.5 · HIGHOverview
CVE-2019-6611 is a high-severity vulnerability affecting f5 big-ip_access_policy_manager. It was published on May 3, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
When BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.2-11.5.8 are processing certain rare data sequences occurring in PPTP VPN traffic, the BIG-IP system may execute incorrect logic. The TMM may restart and produce a core file as a result of this condition. The BIG-IP system provisioned with the CGNAT module and configured with a virtual server using a PPTP profile is exposed to this vulnerability.
Remediation
Check the references section for vendor advisories and patches from f5. Update big-ip_access_policy_manager to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| f5 | big-ip_access_policy_manager | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_advanced_firewall_manager | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_application_acceleration_manager | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_link_controller | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_policy_enforcement_manager | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_webaccelerator | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_application_security_manager | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_local_traffic_manager | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_fraud_protection_service | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_global_traffic_manager | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_analytics | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_edge_gateway | >= 11.5.2, < 11.5.9 | Affected |
| f5 | big-ip_domain_name_system | >= 11.5.2, < 11.5.9 | Affected |
Frequently Asked Questions
What is CVE-2019-6611?
CVE-2019-6611 is a high-severity vulnerability affecting f5 big-ip_access_policy_manager. It was published on May 3, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2019-6611?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2019-6611?
Check the references section for vendor advisories and patches from f5. Update big-ip_access_policy_manager to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2019-6611?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-6611 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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