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    CVE-2008-1447

    The DNS protocol, as implemented in (1) BIND 8 and 9 before 9.5.0-P1, 9.4.2-P1, and 9.3.5-P1; (2) Microsoft DNS in Windows 2000 SP4, XP SP2 and SP3, and Server 2003 SP1 and SP2; and other implementations allow remote attackers to spoof DNS traffic via a birthday attack that uses in-bailiwick referrals to conduct cache poisoning against recursive resolvers, related to insufficient randomness of DNS transaction IDs and source ports, aka "DNS Insufficient Socket Entropy Vulnerability" or "the Kaminsky bug."

    Published:Jul 8, 2008
    Last Modified:Apr 23, 2026
    EPS:Jul 8, 2008
    EPSS Score:0.86697
    CVSS Score:6.8

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Cisco
    Product
    Ios
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Isc
    Product
    Bind
    Vendor
    Microsoft
    Product
    Windows 2000
    Vendor
    Microsoft
    Product
    Windows Server 2003
    Vendor
    Microsoft
    Product
    Windows Xp
    Vendor
    Redhat
    Product
    Enterprise Linux

    Common Weakness Enumeration

    Common Attack Pattern Enumeration and Classification (CAPEC)

    Related CVEs

    References

    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