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    CVE-2002-1123

    Buffer overflow in the authentication function for Microsoft SQL Server 2000 and Microsoft Desktop Engine (MSDE) 2000 allows remote attackers to execute arbitrary code via a long request to TCP port 1433, aka the "Hello" overflow.

    Published:Sep 24, 2002
    Last Modified:Apr 16, 2026
    EPS:Sep 1, 2004
    EPSS Score:0.89144
    CVSS Score:7.5

    Affected Products

    Vendor
    Microsoft
    Product
    Data Engine
    Vendor
    Microsoft
    Product
    Sql Server

    Exploits

    https://www.exploit-db.com/exploits/16398https://www.exploit-db.com/exploits/21693

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2008-0085 (CVSS 5) — SQL Server 7.0 SP4, 2000 SP4, 2005 SP1 and SP2, 2000 Desktop Engine (MSDE 2000) SP4, 2005 Express Edition SP1 …
    CVE-2008-0107 (CVSS 9) — Integer underflow in SQL Server 7.0 SP4, 2000 SP4, 2005 SP1 and SP2, 2000 Desktop Engine (MSDE 2000) SP4, 2005…
    CVE-2008-0106 (CVSS 9) — Buffer overflow in Microsoft SQL Server 2005 SP1 and SP2, and 2005 Express Edition SP1 and SP2, allows remote …
    CVE-2008-0086 (CVSS 9) — Buffer overflow in the convert function in Microsoft SQL Server 2000 SP4, 2000 Desktop Engine (MSDE 2000) SP4,…
    CVE-2003-0232 (CVSS 7.2) — Microsoft SQL Server 7, 2000, and MSDE allows local users to execute arbitrary code via a certain request to t…
    CVE-2003-0230 (CVSS 7.2) — Microsoft SQL Server 7, 2000, and MSDE allows local users to gain privileges by hijacking a named pipe during …
    CVE-2003-0231 (CVSS 5) — Microsoft SQL Server 7, 2000, and MSDE allows local or remote authenticated users to cause a denial of service…
    CVE-2002-1145 (CVSS 10) — The xp_runwebtask stored procedure in the Web Tasks component of Microsoft SQL Server 7.0 and 2000, Microsoft …
    CVE-2002-1137 (CVSS 7.5) — Buffer overflow in the Database Console Command (DBCC) that handles user inputs in Microsoft SQL Server 7.0 an…
    CVE-2002-1138 (CVSS 7.5) — Microsoft SQL Server 7.0 and 2000, including Microsoft Data Engine (MSDE) 1.0 and Microsoft Desktop Engine (MS…

    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