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    CVE-2010-4671

    The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS before 15.0(1)XA5 allows remote attackers to cause a denial of service (CPU consumption and device hang) by sending many Router Advertisement (RA) messages with different source addresses, as demonstrated by the flood_router6 program in the thc-ipv6 package, aka Bug ID CSCti33534.

    Published:Jan 7, 2011
    Last Modified:Apr 11, 2025
    EPS:Jan 7, 2011
    EPSS Score:0.0211
    CVSS Score:7.8

    Affected Products

    Vendor
    Cisco
    Product
    Ios

    Exploits

    http://events.ccc.de/congress/2010/Fahrplan/events/3957.en.htmlhttp://mirror.fem-net.de/CCC/27C3/mp3-audio-only/27c3-3957-en-ipv6_insecurities.mp3http://events.ccc.de/congress/2010/Fahrplan/events/3957.en.htmlhttp://mirror.fem-net.de/CCC/27C3/mp3-audio-only/27c3-3957-en-ipv6_insecurities.mp3

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    References

    http://events.ccc.de/congress/2010/Fahrplan/events/3957.en.html
    http://mirror.fem-net.de/CCC/27C3/mp3-audio-only/27c3-3957-en-ipv6_insecurities.mp3
    http://mirror.fem-net.de/CCC/27C3/mp4-h264-HQ/27c3-3957-en-ipv6_insecurities.mp4
    http://www.ciscosystems.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf
    http://www.securityfocus.com/bid/45760
    http://www.youtube.com/watch?v=00yjWB6gGy8
    https://exchange.xforce.ibmcloud.com/vulnerabilities/64589
    http://events.ccc.de/congress/2010/Fahrplan/events/3957.en.html
    http://mirror.fem-net.de/CCC/27C3/mp3-audio-only/27c3-3957-en-ipv6_insecurities.mp3
    http://mirror.fem-net.de/CCC/27C3/mp4-h264-HQ/27c3-3957-en-ipv6_insecurities.mp4
    http://www.ciscosystems.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf
    http://www.securityfocus.com/bid/45760
    http://www.youtube.com/watch?v=00yjWB6gGy8
    https://exchange.xforce.ibmcloud.com/vulnerabilities/64589

    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