Researchers say system flaw being 'actively exploited' to deliver malware onto iPhones and iPads

Tech giant gives few details about how vulnerabilities discovered on devices, including iPads and iPods; similar flaws exploited in past by spyware firms such as Israel's NSO Group

Since virus can live for 2-3 days on plastic and stainless steel, the CDA recommends cleaning all 'high-touch' surfaces daily; that means phones, keyboards, tablets computers