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    CVE-2002-1101

    Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to cause a denial of service via a long user name.

    Published:Sep 10, 2002
    Last Modified:Apr 16, 2026
    EPS:Sep 10, 2002
    EPSS Score:0.18274
    CVSS Score:5

    Affected Products

    Vendor
    Cisco
    Product
    Vpn 3000 Concentrator Series Software
    Vendor
    Cisco
    Product
    Vpn 3002 Hardware Client

    Exploits

    https://www.exploit-db.com/exploits/21770

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2006-4313 (CVSS 5) — Multiple unspecified vulnerabilities in Cisco VPN 3000 series concentrators before 4.1, 4.1.x up to 4.1(7)L, a…
    CVE-2006-3906 (CVSS 5) — Internet Key Exchange (IKE) version 1 protocol, as implemented on Cisco IOS, VPN 3000 Concentrators, and PIX f…
    CVE-2006-3073 (CVSS 2.6) — Multiple cross-site scripting (XSS) vulnerabilities in the WebVPN feature in the Cisco VPN 3000 Series Concent…
    CVE-2006-0483 (CVSS 7.8) — Cisco VPN 3000 series concentrators running software 4.7.0 through 4.7.2.A allow remote attackers to cause a d…
    CVE-2005-4499 (CVSS 7.5) — The Downloadable RADIUS ACLs feature in Cisco PIX and VPN 3000 concentrators, when creating an ACL on the Cisc…
    CVE-2005-3669 (CVSS 5) — Multiple unspecified vulnerabilities in the Internet Key Exchange version 1 (IKEv1) implementation in multiple…
    CVE-2005-2025 (CVSS 5) — Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an…
    CVE-2005-0943 (CVSS 5) — Cisco VPN 3000 series Concentrator running firmware 4.1.7.A and earlier allows remote attackers to cause a den…
    CVE-2003-0259 (CVSS 5) — Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 2.x.x through 3.6.7 allows remote attac…
    CVE-2003-0260 (CVSS 5) — Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 2.x.x through 3.6.7A allow remote attac…

    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