The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to obtain unintended access to the Network Processor (NP) 169.254/16 IP network by adding a routing-table entry that specifies the LAN IP address as the router for that network.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Dpc3939_firmware | Cisco | dpc3939-p20-18-v303r20421746-170221a-cmcst (including) | dpc3939-p20-18-v303r20421746-170221a-cmcst (including) |