CVE-2019-6681
HIGHCVSS 7.5/10EPSS 1.06%
Last modified
CVE-2019-6681 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, and 12.1.0-12.1.5, a memory leak in Multicast Forwarding Cache (MFC) handling in tmrouted.. EPSS estimates a 1.06% chance of exploitation in the next 30 days.
Description
On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, and 12.1.0-12.1.5, a memory leak in Multicast Forwarding Cache (MFC) handling in tmrouted.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Local Traffic Manager | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Local Traffic Manager | >= 13.1.0, < 13.1.3.2 |
| F5 | Big-Ip Local Traffic Manager | >= 14.0.0, < 14.0.1.1 |
| F5 | Big-Ip Local Traffic Manager | >= 14.1.0, < 14.1.2.1 |
| F5 | Big-Ip Local Traffic Manager | >= 15.0.0, < 15.1.0 |
References
- https://support.f5.com/csp/article/K93417064Vendor Advisory
- https://support.f5.com/csp/article/K93417064Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6681?
On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, and 12.1.0-12.1.5, a memory leak in Multicast Forwarding Cache (MFC) handling in tmrouted.
How severe is CVE-2019-6681?
CVE-2019-6681 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.06% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6681?
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-2019-6681?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST