CVE-2012-3411

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    CVE-2012-3411

    Published: 5 Mar 2013Last Modified: 10 Apr 2026

    Summary:

    Details: Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service (traffic amplification) via a spoofed DNS query.

    References: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683372, http://rhn.redhat.com/errata/RHSA-2013-0276.html, http://rhn.redhat.com/errata/RHSA-2013-0277.html, http://rhn.redhat.com/errata/RHSA-2013-0579.html, http://www.mandriva.com/security/advisories?name=MDVSA-2013:072, http://www.openwall.com/lists/oss-security/2012/07/12/5, http://www.securityfocus.com/bid/54353, http://www.thekelleys.org.uk/dnsmasq/CHANGELOG, https://bugzilla.redhat.com/show_bug.cgi?id=833033, http://www.openwall.com/lists/oss-security/2012/07/12/5, https://bugzilla.redhat.com/show_bug.cgi?id=833033, http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683372, https://bugzilla.redhat.com/show_bug.cgi?id=833033, http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commitdiff%3Bh=2f38141f434e23292f84cefc33e8de76fb856147, http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commitdiff%3Bh=54dd393f3938fc0c19088fbd319b95e37d81a2b0

    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