These are big news already known to many, but I would never expected to be disclosed, as they are in this article, this is why is so important to request from manufacturers to provide hardening tools:
Physical Access Systems Open Door to IT Networks (darkreading.com)
* ****** *** ****** **** **** of ****** ****** ** ** *** real *****
***, **** ** ******* ** *****. access ** ******** ******* ***** ***'* (generally) ******** *** ********* ***** ****** internal ***** *** ******** '***'.
**.***% ** *** **** **'* ********* else **** ** ******* ** *** external ***** **** ** **** *********** to ****** *** ******** **** ****.
**** *****'* ****** ** ** *** hanging ***** ******** ** ***** ******* threat ****** **** ** ****** *** internal ********
***** (***) **** ** *******.
********* ********-****** ******* ******* *** ******** is *** *** ****** **** **** data ********* ****** ***** ******** ***** - *** *** ***** *** ******.
* *****. ******** ******** ******* *** most ** *** **** ****'** *** installed ** ******** ********. ************ **** many ********** **** ***** ************ ******* to *** ******** **** *** **** easier ** *******.
*** ** *** *** ***** ******** attacks, **** ******** *** ************ ** download *** *** * **** ** much ****** **** ***** **** ************* backdooring.
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*********** ***** ** *******, *** * wonder *** ****** **** **** ** attack ****** ** ** *** **** world. *** *** ******** ** *** article **** **** ** ******** ********/******* structure **** ******** ** *** **** the ******** *******. *** **** ****** changed *** ** **** *** ****** to ******* ** *** **** ************ accessed ******** *******/********** ************** *** ******* VLANs ** ****** *** ******** *******? From ** **********, ***/*** *** ******* viewed ** ***** ***** *** ****** off *** **** ** *** ******* via ***** ** ******** **********. ** they ****** **** ******* *** ** address, **** ***** ***** ** ****** off **** *** **** ** *** internal ******* ** **** ** *** customer ***** * **** ****** **. If **** ************ ******* ******/********** **************, while ****'* **** *********, ******* ************* suites *** ********* ******* ** ******* these ***** ** ******* *** ****** back ***********.
*** ****** ** *** ** *******'* be **** ********* *** ****** *** systems ** *******/********. *'* ****** ******** out **** **** *****'* ****** ** be *** ******* ***** ******** ** other ******* ****** ****** **** ** access *** ******** ********. **** *************** like****** ******** ** *** ****, *** **** the ****/****/******** **** **** *** *** walk ***** ******* *** *****.