CVE-2002-0234

CVE-2002-0234 is a low-severity vulnerability in Juniper Netscreen Screenos with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

NetScreen ScreenOS before 2.6.1 does not support a maximum number of concurrent sessions for a system, which allows an attacker on the trusted network to cause a denial of service (resource exhaustion) via a port scan to an external network, which consumes all available connections.

Frequently asked questions

What is CVE-2002-0234?
NetScreen ScreenOS before 2.6.1 does not support a maximum number of concurrent sessions for a system, which allows an attacker on the trusted network to cause a denial of service (resource exhaustion) via a port scan to an external network, which consumes all available connections.
How severe is CVE-2002-0234?
CVE-2002-0234 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2002-0234 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0234?
CVE-2002-0234 affects Juniper Netscreen Screenos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-0234?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-0234 published?
CVE-2002-0234 was published on 2002-05-29 and last updated on 2026-06-16.

References

Affected products (1)

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