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    System Information Leak

    ABSTRACT

    揭示系統數據或調試信息有助于攻擊者了解系統并制定攻擊計劃。

    EXPLANATION

    當系統數據或調試信息通過輸出流或者日志功能流出程序時,就會發生信息泄漏。

    示例:下列代碼要求對所有任務相關的存儲區域、終端控制表和指定的數據區域進行事務轉儲。


    ...
    EXEC CICS DUMP TRANSACTION
    DUMPCODE('name')
    FROM (data-area)
    LENGTH (data-value)
    END-EXEC.
    ...


    依據這一系統配置,該信息可轉儲到控制臺,寫成日志文件,或者顯示給遠程用戶。在某些情況下,該錯誤消息恰好可以告訴攻擊者入侵這一系統的可能性究竟有多大。例如,一個數據庫錯誤消息可以揭示應用程序容易受到 SQL Injection 攻擊。其他的錯誤消息可以揭示有關該系統的更多間接線索。

    REFERENCES

    [1] Standards Mapping - OWASP Top 10 2007 - (OWASP 2007) A6 Information Leakage and Improper Error Handling

    [2] Standards Mapping - Security Technical Implementation Guide Version 3 - (STIG 3) APP3620 CAT II

    [3] Standards Mapping - Security Technical Implementation Guide Version 3.4 - (STIG 3.4) APP3620 CAT II

    [4] Standards Mapping - Common Weakness Enumeration - (CWE) CWE ID 497

    [5] Standards Mapping - Web Application Security Consortium 24 + 2 - (WASC 24 + 2) Information Leakage

    [6] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 - (PCI 2.0) Requirement 6.5.5

    [7] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 - (PCI 1.2) Requirement 6.5.6


    Copyright 2013 Fortify Software - All rights reserved.
    (Generated from version 2013.1.1.0008 of the Fortify Secure Coding Rulepacks)
    desc.semantic.cobol.system_information_leak

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