CVE-2007-4411

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    CVE-2007-4411

    Published: 18 Aug 2007Last Modified: 10 Apr 2026

    Summary:

    Details: ircu 2.10.12.05 and earlier allows remote attackers to discover the hidden IP address of arbitrary +x users via a series of /silence commands with (1) CIDR mask arguments or (2) certain other arguments that represent groups of IP addresses, then monitoring CTCP ping replies.

    References: http://www.securityfocus.com/bid/25285, http://securityreason.com/securityalert/3031, http://www.securityfocus.com/archive/1/476285/100/0/threaded, https://exchange.xforce.ibmcloud.com/vulnerabilities/35997

    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