The Bash Shell bug is here (and its apparently been here for a long while). This bug is not related to MS-Windows devices but does touch a large number of other devices including iOS devices. Here are some recent articles about the bug - and a patch your IT professionals can apply to the appropriate devices.
The folks at Biscom have published advice on a patch your IT professionals can apply to affected devices. This is not for beginners and is not something you should undertake without the help of an IT professional.