For users running that software, Microsoft charges $4,000 per product for DST fixes. For that amount, customers can apply the patches to all systems in their organizations, including branch offices and affiliates, said Sweatt. “All they can’t do is redistribute them,” he said.
$4,000 seems like a lot of cash for such a simple thing, but to larger businesses, it would likely outweigh the headache it would cause if they ignored the problem. It’s not mentioned whether Vista has the same issue, but it’s assumed not.
Source: PC World