Ok here's all the links to the firmware as well as alternatives.
Official links:
VS87010B_12.S10B_12.P58017.R5.cab
VS87011A_13.S11A_13.P58017.R5.cab
Alternatives:
VS87010B_12.S10B_12.P58017.R5.cab -Hosting thanks to interloper from oudhitsquad.
Official links:
VS87010B_12.S10B_12.P58017.R5.cab
VS87011A_13.S11A_13.P58017.R5.cab
Alternatives:
VS87010B_12.S10B_12.P58017.R5.cab -Hosting thanks to interloper from oudhitsquad.