![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj99P3rt8AqbaH5XaYb87w25zxayye_MIO-fn7Bg6gdYeHqynR6CBHa7IlG985mLDVsvi8ExAkzCpwAID1lLS6-xIDQHvbWHTrtgITXM0RxjFCWpRpoT0BPanIkVqA1B1GdZoCEmfen-rCecLHrXQV3VSP4iOWtSl6QiW4ajacekBY1whJPmzXd5pMV6LgI/s1600/cisco.jpg)
The backdoor implanted on Cisco devices by exploiting a pair of zero-day flaws in IOS XE software has been modified by the threat actor so as to escape visibility via previous fingerprinting methods.
“Investigated network traffic to a compromised device has shown that the threat actor has upgraded the implant to do an extra header check,” NCC Group’s Fox-IT team said. “Thus, for a lot of devices
Source:: The Hackers News