CVE-2008-4392

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    CVE-2008-4392

    Published: 19 Feb 2009Last Modified: 10 Apr 2026

    Summary:

    Details: dnscache in Daniel J. Bernstein djbdns 1.05 does not prevent simultaneous identical outbound DNS queries, which makes it easier for remote attackers to spoof DNS responses, as demonstrated by a spoofed A record in the Additional section of a response to a Start of Authority (SOA) query.

    References: http://secunia.com/advisories/33855, http://www.your.org/dnscache/, http://www.your.org/dnscache/djbdns.pdf, http://www.your.org/dnscache/, http://www.securityfocus.com/bid/33818, https://exchange.xforce.ibmcloud.com/vulnerabilities/48807

    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