Read more on this subject: China News Story Source: By Chris Pleasance and Chris Jewers The flaw was uncovered earlier this month in a piece of software called Log4j, which helps applications interact with one-another across computer networks. By exploiting the flaw, dubbed Log4Shell, hackers can take control of servers which run the network and repurpose them for their own ends. That could mean stealing data on those servers such as medical records and photos, plundering company databases for people's bank details, or locking up servers and extorting firms in so-called 'ransomware' attacks. And there is little that most ordinary…