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    CVE-2009-4500

    The process_trap function in trapper/trapper.c in Zabbix Server before 1.6.6 allows remote attackers to cause a denial of service (crash) via a crafted request with data that lacks an expected : (colon) separator, which triggers a NULL pointer dereference.

    Published:Dec 31, 2009
    Last Modified:Apr 23, 2026
    EPS:Dec 31, 2009
    EPSS Score:0.00734
    CVSS Score:5

    Affected Products

    Vendor
    Zabbix
    Product
    Zabbix

    Exploits

    No exploit reference

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    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