CVE-2011-3263

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    CVE-2011-3263

    Published: 19 Aug 2011Last Modified: 10 Apr 2026

    Summary:

    Details: zabbix_agentd in Zabbix before 1.8.6 and 1.9.x before 1.9.4 allows context-dependent attackers to cause a denial of service (CPU consumption) by executing the vfs.file.cksum command for a special device, as demonstrated by the /dev/urandom device.

    References: https://support.zabbix.com/browse/ZBX-3794, http://www.zabbix.com/rn1.8.6.php, https://exchange.xforce.ibmcloud.com/vulnerabilities/69378

    Affected packages

    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
    CVE-2011-3263 | CVE-DB