CVE-2019-6641
MEDIUMCVSS 6.5/10EPSS 2.04%
Last modified
CVE-2019-6641 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. On BIG-IP 12.1.0-12.1.4.1, undisclosed requests can cause iControl REST processes to crash. The attack can only come from an authenticated user; all roles are capable of performing the attack. EPSS estimates a 2.04% chance of exploitation in the next 30 days.
Description
On BIG-IP 12.1.0-12.1.4.1, undisclosed requests can cause iControl REST processes to crash. The attack can only come from an authenticated user; all roles are capable of performing the attack. Unauthenticated users cannot perform this attack.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Access Policy Manager | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Advanced Firewall Manager | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Analytics | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Application Acceleration Manager | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Application Security Manager | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Domain Name System | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Edge Gateway | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Fraud Protection Service | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Global Traffic Manager | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Link Controller | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Local Traffic Manager | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Policy Enforcement Manager | >= 12.1.2, <= 12.1.4 |
| F5 | Big-Ip Webaccelerator | >= 12.1.2, <= 12.1.4 |
References
- http://www.securityfocus.com/bid/109060Third Party Advisory, VDB Entry
- https://support.f5.com/csp/article/K22384173Vendor Advisory
- http://www.securityfocus.com/bid/109060Third Party Advisory, VDB Entry
- https://support.f5.com/csp/article/K22384173Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6641?
On BIG-IP 12.1.0-12.1.4.1, undisclosed requests can cause iControl REST processes to crash. The attack can only come from an authenticated user; all roles are capable of performing the attack. Unauthenticated users cannot perform this attack.
How severe is CVE-2019-6641?
CVE-2019-6641 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.04% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6641?
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.
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Are you affected by CVE-2019-6641?
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