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    CVE-2009-2346

    The IAX2 protocol implementation in Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.2, 1.6.0.x before 1.6.0.15, and 1.6.1.x before 1.6.1.6; Business Edition B.x.x before B.2.5.10, C.2.x before C.2.4.3, and C.3.x before C.3.1.1; and s800i 1.3.x before 1.3.0.3 allows remote attackers to cause a denial of service (call-number exhaustion) by initiating many IAX2 message exchanges, a related issue to CVE-2008-3263.

    Published:Sep 3, 2009
    Last Modified:Apr 23, 2026
    EPS:Sep 8, 2009
    EPSS Score:0.00798
    CVSS Score:7.8

    Affected Products

    Vendor
    Asterisk
    Product
    Appliance S800i
    Vendor
    Asterisk
    Product
    Asterisk
    Vendor
    Asterisk
    Product
    Open Source
    Vendor
    Asterisk
    Product
    Opensource
    Vendor
    Sangoma
    Product
    Asterisk

    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