Zone-Labs ZoneAlarm Pro 3.1.291 and 3.0 contains a vulnerability that lets attackers consume all available CPU and Memory resulting in a denial of service attack which is exploited via Synflooding. Zone-Labs ZoneAlarm Pro 3.1.291 and 3.0 is also vulnerable with spoofed SYN's. To fix, install the latest Zone Alarm security patch.
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