Description
ZoneAlarm Pro 3.0 and 3.1, when configured to block all traffic, allows remote attackers to cause a denial of service (CPU and memory consumption) via a large number of SYN packets (SYN flood). NOTE: the vendor was not able to reproduce the issue.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Zone Labs ZoneAlarm 3.0/3.1 - Syn Flood Denial of Service EDB-21943 · dos · Oct 16, 2002 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 5975 vdb-entry
- 20021017 Re: NSSI-2002-zonealarm3: ZoneAlarm Pro Denial of Service Vulnerability mailing-list
- 20021016 NSSI-2002-zonealarm3: ZoneAlarm Pro Denial of Service Vulnerability mailing-list
- zonealarm-synflood-dos(10379) vdb-entry