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    CVE-2013-4154

    The qemuAgentCommand function in libvirt before 1.1.1, when a guest agent is not configured, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to "agent based cpu (un)plug," as demonstrated by the "virsh vcpucount foobar --guest" command.

    Published:Jul 16, 2013
    Last Modified:Apr 11, 2025
    EPS:Sep 30, 2013
    EPSS Score:0.00731
    CVSS Score:4.3

    Affected Products

    Vendor
    Redhat
    Product
    Libvirt

    Exploits

    https://bugzilla.redhat.com/show_bug.cgi?id=984821https://bugzilla.redhat.com/show_bug.cgi?id=984821

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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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