| Package | Affected versions | Patched versions |
|---|---|---|
| vpn client | = 2.0= 3.0= 3.0.5= 3.1= 3.5.1= 3.5.1c |
Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.6(Rel), when configured with all tunnel mode, can be forced into acknowledging a TCP packet from outside the tunnel.
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