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medium5.9

CVE-2018-15311

When F5 BIG-IP 13.0.0-13.1.0.5, 12.1.0-12.1.3.5, 11.6.0-11.6.3.2, or 11.5.1-11.5.6 is processing specially crafted TCP traffic with the Large Receive Offload (…

Impact

When F5 BIG-IP 13.0.0-13.1.0.5, 12.1.0-12.1.3.5, 11.6.0-11.6.3.2, or 11.5.1-11.5.6 is processing specially crafted TCP traffic with the Large Receive Offload (LRO) feature enabled, TMM may crash, leading to a failover event. This vulnerability is not exposed unless LRO is enabled, so most affected customers will be on 13.1.x. LRO has been available since 11.4.0 but is not enabled by default until 13.1.0.

Affected products

VendorProductAffected versions
F5Big-Ip Local Traffic Manager
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Application Acceleration Manager
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Advanced Firewall Manager
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Analytics
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Access Policy Manager
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Application Security Manager
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Domain Name System
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Edge Gateway
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Fraud Protection Service
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Global Traffic Manager
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Link Controller
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5
F5Big-Ip Policy Enforcement Manager
from 11.5.1 through 11.5.6
from 11.6.0.0 through 11.6.3.2
from 12.1.0.0 through 12.1.3.5
from 13.0.0.0 through 13.1.0.5

References