Zone alarm pro 4.0 update#

Service Attack through sending multiple syn packets / synflooding.

ZoneAlarm Pro 3.1.291 and 3.0 contains vulnerability that would let the attacker consume all your CPU and Memory usage that would result to Denial of Compatible with Microsoft� Windows� 98/Me/NT/2000 and XP. ZoneAlarm Pro 3.1 and 3.0 doubles your protection with enhanced Ad Blocking and expanded Cookie Control to speed up your Internet experience and stop

The award-winning PC firewall that blocks intrusion attempts and protects against Internet-borne threats like worms, Trojan horses, and spyware. New ZoneAlarm� Pro delivers twice the securityZone Labs award-winning, personal firewall trusted by millions, plus advanced privacy features. This vulnerability is confirmed by the vendor.

Zone alarm pro 4.0 update#

Vendor Status: Zone Labs is already contacted 1 month ago and they informed me that they going to release an update or new version to patched the problem. Tested: Under Win2k Advance Server with SP3 / WinNT 4.0 with SP6a / Win2K Professional / WinNT 4.0 workstation ZoneAlarm Pro 3.1 and 3.0 Denial of Service Vulnerability NSSI Technologies Inc Research Labs Security Advisory This problem has been reported as leading to a denial of service condition. When ZoneAlarm is configured to block all traffic, and a Syn flood of 300 or more packets is sent to a host running the vulnerable software, the system becomes unstable. ZoneAlarm does not properly handle some types of traffic. It is distributed and maintained by Zone Labs.

ZoneAlarm is a firewall software package designed for Microsoft Windows operating systems.