CVE-2010-4652

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    CVE-2010-4652

    Published: 2 Feb 2011Last Modified: 10 Apr 2026

    Summary:

    Details: Heap-based buffer overflow in the sql_prepare_where function (contrib/mod_sql.c) in ProFTPD before 1.3.3d, when mod_sql is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted username containing substitution tags, which are not properly handled during construction of an SQL query.

    References: http://www.debian.org/security/2011/dsa-2191, http://www.mandriva.com/security/advisories?name=MDVSA-2011:023, http://www.vupen.com/english/advisories/2011/0248, http://www.vupen.com/english/advisories/2011/0331, http://bugs.proftpd.org/show_bug.cgi?id=3536, https://bugzilla.redhat.com/show_bug.cgi?id=670170, http://bugs.proftpd.org/show_bug.cgi?id=3536, https://bugzilla.redhat.com/show_bug.cgi?id=670170, http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053537.html, http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053540.html, http://phrack.org/issues.html?issue=67&id=7#article, http://proftpd.org/docs/RELEASE_NOTES-1.3.3d, http://www.securityfocus.com/bid/44933

    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