The White House is closely tracking an emergency patch that Microsoft Corp has unveiled, Jack Sullivan a US national security advisor said after an anonymous hacking group had recently broken into organisations using a flaw in the company’s mail server software.
Jake Sullivan, President Joe Biden’s national security adviser, said on Twitter, “We are closely tracking Microsoft’s emergency patch for previously unknown vulnerabilities in Exchange Server software and reports of potential compromises of US think tanks and defence industrial base entities. We encourage network owners to patch ASAP.”
Microsoft’s near-ubiquitous suite of products has been under scrutiny after the hack of SolarWinds served as a springboard for many instructions throughout government and the private sector.
In another instance, hackers made use of the way customers had set up their Microsoft accounts in order to compromise their targets or dig deeper into affected networks.
Attackers who had hacked into SolarWinds had also broken into Microsoft itself and had accessed and downloaded the source code, while also contains elements of Exchange, which is the company’s email and calendaring product.