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    CVE-2007-1820

    Nortel Networks CallPilot and Meridian Mail voicemail systems, when a mailbox has auto logon enabled, allow remote attackers to retrieve or remove messages, or reconfigure the mailbox, by spoofing Calling Number Identification (CNID, aka Caller ID).

    Published:Apr 2, 2007
    Last Modified:Apr 23, 2026
    EPS:Apr 2, 2007
    EPSS Score:0.02864
    CVSS Score:9.3

    Affected Products

    Vendor
    Nortel
    Product
    Callpilot
    Vendor
    Nortel
    Product
    Meridian Mail

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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