CVE-2007-6013

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    CVE-2007-6013

    Published: 19 Nov 2007Last Modified: 10 Apr 2026

    Summary:

    Details: Wordpress 1.5 through 2.3.1 uses cookie values based on the MD5 hash of a password MD5 hash, which allows attackers to bypass authentication by obtaining the MD5 hash from the user database, then generating the authentication cookie from that hash.

    References: http://secunia.com/advisories/27714, http://secunia.com/advisories/28310, http://www.cl.cam.ac.uk/~sjm217/advisories/wordpress-cookie-auth.txt, http://www.securityfocus.com/archive/1/483927/100/0/threaded, http://www.securitytracker.com/id?1018980, http://www.vupen.com/english/advisories/2007/3941, https://exchange.xforce.ibmcloud.com/vulnerabilities/38578, https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00079.html, https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00098.html, http://trac.wordpress.org/ticket/5367, http://trac.wordpress.org/ticket/5367, http://lists.grok.org.uk/pipermail/full-disclosure/2007-November/058576.html, http://osvdb.org/40801, http://securityreason.com/securityalert/3375, http://www.securityfocus.com/archive/1/483927/100/0/threaded, http://www.securitytracker.com/id?1018980

    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