description: An attacker-controlled memory allocation size can be passed to the C++ new operator in RnaDaSvr.dll by sending a specially crafted ConfigureItems message to TCP port 4241. This will cause an unhandled exception, resulting in termination of RSLinxNG.exe. Observed in FactoryTalk 6.11. All versions of FactoryTalk Linx are affected.
problem types: Unauthenticated Remote Denial of Service
affected:
{
product: Rockwell FactoryTalk Linx
vendor: n/a
versions:
status: affected, version: All versions of FactoryTalk Linx
}