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    CVE-2004-0836

    Buffer overflow in the mysql_real_connect function in MySQL 4.x before 4.0.21, and 3.x before 3.23.49, allows remote DNS servers to cause a denial of service and possibly execute arbitrary code via a DNS response with a large address length (h_length).

    Published:Jun 4, 2004
    Last Modified:Apr 16, 2026
    EPS:Oct 16, 2004
    EPSS Score:0.02726
    CVSS Score:10

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Oracle
    Product
    Mysql
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Extras

    Exploits

    http://bugs.mysql.com/bug.php?id=4017http://bugs.mysql.com/bug.php?id=4017

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    References

    http://bugs.mysql.com/bug.php?id=4017
    http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000892
    http://lists.mysql.com/internals/14726
    http://marc.info/?l=bugtraq&m=110140517515735&w=2
    http://secunia.com/advisories/12305/
    http://www.ciac.org/ciac/bulletins/p-018.shtml
    http://www.debian.org/security/2004/dsa-562
    http://www.gentoo.org/security/en/glsa/glsa-200410-22.xml
    http://www.redhat.com/support/errata/RHSA-2004-597.html
    http://www.redhat.com/support/errata/RHSA-2004-611.html
    http://www.securityfocus.com/bid/10981
    http://www.trustix.org/errata/2004/0054/
    https://exchange.xforce.ibmcloud.com/vulnerabilities/17047
    http://bugs.mysql.com/bug.php?id=4017
    http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000892
    http://lists.mysql.com/internals/14726
    http://marc.info/?l=bugtraq&m=110140517515735&w=2
    http://secunia.com/advisories/12305/
    http://www.ciac.org/ciac/bulletins/p-018.shtml
    http://www.debian.org/security/2004/dsa-562
    http://www.gentoo.org/security/en/glsa/glsa-200410-22.xml
    http://www.redhat.com/support/errata/RHSA-2004-597.html
    http://www.redhat.com/support/errata/RHSA-2004-611.html
    http://www.securityfocus.com/bid/10981
    http://www.trustix.org/errata/2004/0054/
    https://exchange.xforce.ibmcloud.com/vulnerabilities/17047

    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