CVE-2015-5470

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    CVE-2015-5470

    Published: 2 Nov 2015Last Modified: 16 Apr 2026

    Summary:

    Details: The label decompression functionality in PowerDNS Recursor before 3.6.4 and 3.7.x before 3.7.3 and Authoritative (Auth) Server before 3.3.3 and 3.4.x before 3.4.5 allows remote attackers to cause a denial of service (CPU consumption or crash) via a request with a long name that refers to itself. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1868.

    References: https://doc.powerdns.com/md/security/powerdns-advisory-2015-01/, https://doc.powerdns.com/md/security/powerdns-advisory-2015-01/, http://www.openwall.com/lists/oss-security/2015/07/07/6, http://www.openwall.com/lists/oss-security/2015/07/10/8

    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
    CVE-2015-5470 | CVE-DB