Juniper NetScreen firewall should be patched now

The Internet Storm Center has upgraded its warning about the corruption of Juniper ScreenOS firewalls to yellow, which means it’s imperative to patch them today, literally, given that details on how to exploit the flaws has been published and that it’s a holiday week when applying firewall patches can be easily overlooked.

According to the ISC warning, the upgraded yellow warning was made because Juniper’s NetScreen firewalls are popular and that the “’backdoor’ password is now known, and exploitation is trivial at this point,” and for most businesses, this “being a short week for many of us, addressing this issue today is critical.”

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