title: Stack based overflow on Netcomm router models NF20MESH, NF20, and NL1902
description: On Netcomm router models NF20MESH, NF20, and NL1902 a stack based buffer overflow affects the sessionKey parameter. By providing a specific number of bytes, the instruction pointer is able to be overwritten on the stack and crashes the application at a known location.
problem types: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
affected:
{
vendor: Netcomm
product: NF20
versions:
status: affected, version: R6B025
}
{
vendor: Netcomm
product: NF20MESH
versions:
status: affected, version: R6B025
}
{
vendor: Netcomm
product: NL1902
versions:
status: affected, version: R6B025
}
