An investigation by Bellingcat has uncovered close to 800 Hungarian government email and password pairings circulating in breach dumps, cutting across nearly every major ministry, from defense and foreign affairs to finance.
This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute a variety of scripts and commands that allow root access to the device.
An attacker could exploit the flaw via crafted UPnP SOAP requests to execute OS commands on a vulnerable device. It is important to note that WAN access is disabled by default on these devices, and the attack can be carried out remotely only if both WAN access and the vulnerable UPnP function have been enabled.
The bug, which has a maximum-rated vulnerability severity score of 10.0, allows hackers to remotely break into networks running its Catalyst SD-WAN products, which allow large companies and government agencies with multiple offices to connect their private networks over long distances.