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    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.

    Published:May 3, 2002
    Last Modified:Apr 16, 2026
    EPS:May 3, 2002
    EPSS Score:0.00083
    CVSS Score:2.1

    Affected Products

    Vendor
    Juniper
    Product
    Netscreen Screenos

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2018-0059 (CVSS 5.4) — A persistent cross-site scripting vulnerability in the graphical user interface of ScreenOS may allow a remote…
    CVE-2008-6096 (CVSS 4.3) — Cross-site scripting (XSS) vulnerability in Juniper NetScreen ScreenOS before 5.4r10, 6.0r6, and 6.1r2 allows …
    CVE-2005-2640 (CVSS 5) — Behavioral discrepancy information leak in Juniper Netscreen VPN running ScreenOS 5.2.0 and earlier, when usin…
    CVE-2004-1446 (CVSS 5) — Unknown vulnerability in ScreenOS in Juniper Networks NetScreen firewall 3.x through 5.x allows remote attacke…
    CVE-2002-1547 (CVSS 5) — Netscreen running ScreenOS 4.0.0r6 and earlier allows remote attackers to cause a denial of service via a malf…
    CVE-2002-2150 (CVSS 5) — Firewalls from multiple vendors empty state tables more slowly than they are filled, which allows remote attac…
    CVE-2002-0891 (CVSS 5) — The web interface (WebUI) of NetScreen ScreenOS before 2.6.1r8, and certain 2.8.x and 3.0.x versions before 3.…
    CVE-2001-0589 (CVSS 2.1) — NetScreen ScreenOS prior to 2.5r6 on the NetScreen-10 and Netscreen-100 can allow a local attacker to bypass t…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High