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    CVE-2021-47894

    Managed Switch Port Mapping Tool 2.85.2 contains a denial of service vulnerability that allows attackers to crash the application by creating an oversized buffer. Attackers can generate a 10,000-character buffer and paste it into the IP Address and SNMP Community Name fields to trigger the application crash.

    Published:Jan 23, 2026
    Last Modified:Jul 28, 2026
    EPS:Jan 23, 2026
    EPSS Score:0.00252
    CVSS Score:7.5

    Affected Products

    Vendor
    Jenkins
    Product
    Performance
    Vendor
    Northwest Performance Software
    Product
    Managed Switch Port Mapping Tool

    Exploits

    No exploit reference

    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