Vulnerability Description
On BIG-IP 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, malformed input to the DATAGRAM::tcp iRules command within a FLOW_INIT event may lead to a denial of service.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Access Policy Manager | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Advanced Firewall Manager | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Analytics | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Application Acceleration Manager | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Application Security Manager | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Domain Name System | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Fraud Protection Service | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Global Traffic Manager | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Link Controller | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Local Traffic Manager | >= 11.6.1, <= 11.6.5.1 |
| F5 | Big-Ip Policy Enforcement Manager | >= 11.6.1, <= 11.6.5.1 |
References
- https://support.f5.com/csp/article/K54200228Vendor Advisory
- https://support.f5.com/csp/article/K54200228Vendor Advisory
FAQ
What is CVE-2020-5877?
CVE-2020-5877 is a vulnerability with a CVSS score of 7.5 (HIGH). On BIG-IP 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, malformed input to the DATAGRAM::tcp iRules command within a FLOW_INIT event may lead to a denial of ...
How severe is CVE-2020-5877?
CVE-2020-5877 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-5877?
Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager.