Cisco has released a critical patch for the RV110W, RV130W, and RV215W wireless routers. The vulnerability is due to improper validation of user-supplied data in the web-based management interface. This was initially discussed at the GeekPwn Shanghai conference on October 24-25, 2018.

Check out the link below for more information.

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190227-rmi-cmd-ex

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Tom Webb @twsecblog