VirtualBox

Opened 11 years ago

Closed 10 years ago

#12225 closed defect (fixed)

NAT cable_connected ignored when router goes down => Fixed in SVN

Reported by: Socratis Owned by:
Component: network/NAT Version: VirtualBox 4.3.0
Keywords: NAT, cable connected Cc:
Guest type: all Host type: Mac OS X

Description

My setup is as follows:

Guest (any) w/ 4 net adapters (Host, Internal, Bridged, NAT) --> Host OSX 10.6.8 (10.0.0.101) --> TimeCapsule (10.0.0.1, 192.168.2.2) --> ISP_Device (192.168.2.1)

  • Host: (Cable connected) 192.168.100.x
  • Internal: (Cable connected) 192.168.50.x
  • Bridged: (Cable DISconnected)
  • NAT: (Cable DISconnected) (set to get 10.x.x.x address once connected, usually 10.0.5.15)

Here's the deal; after upgrading to 4.3.x, if my ISP_Device goes down (power, ADSL connection) and comes up again, NAT connects to the internet! The preferences still say "Cable not connected" but I do have an IP address and can ping/connect at will to anything on the Internet. Checking/unchecking the "Cable connected" checkbox does disconnect NAT.

This could very well be a major security hole, that is why I put the priority to Critical.

Change History (5)

comment:1 by Socratis, 10 years ago

Bug still there with 4.3.2...

comment:2 by Frank Mehnert, 10 years ago

Summary: NAT cable_connected ignored when router goes downNAT cable_connected ignored when router goes down => Fixed in SVN

Thank you for the report. The fix for this bug will be available in the next maintenance release. Here is a test build containing this fix.

comment:3 by Socratis, 10 years ago

Confirmed as fixed with build 4.3.3-90530.

comment:4 by Frank Mehnert, 10 years ago

Thanks for the feedback!

comment:5 by Frank Mehnert, 10 years ago

Resolution: fixed
Status: newclosed

Fix is contained in 4.3.4.

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