CVE-2002-1911: Medium severity Zonelabs ZoneAlarm vulnerability
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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Configuration
Do not configure ZoneAlarm Pro 3.0 or 3.1 with the 'block all traffic' setting enabled; disable the 'block all traffic' configuration to avoid triggering a SYN-flood based CPU/memory denial-of-service.
ZoneAlarm Pro 3.0 and 3.1 block all traffic = disabled
Event History
Frequently Asked Questions
What is the severity of CVE-2002-1911?
CVE-2002-1911 is considered a denial of service vulnerability that can lead to significant CPU and memory consumption.
How do I fix CVE-2002-1911?
To fix CVE-2002-1911, users should upgrade to a later version of ZoneAlarm that addresses this issue.
Who is affected by CVE-2002-1911?
CVE-2002-1911 affects users of ZoneAlarm Pro versions 3.0 and 3.1 when configured to block all traffic.
What type of attack is associated with CVE-2002-1911?
CVE-2002-1911 is associated with a SYN flood attack that exploits the software's traffic blocking capabilities.
Was CVE-2002-1911 reproducible by the vendor?
No, the vendor was not able to reproduce the issue described in CVE-2002-1911.