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    CVE-2009-3275

    Blocks/Common/Src/Configuration/Manageability/Adm/AdmContentBuilder.cs in Microsoft patterns & practices Enterprise Library (aka EntLib) allows context-dependent attackers to cause a denial of service (CPU consumption) via an input string composed of many \ (backslash) characters followed by a " (double quote), related to a certain regular expression, aka a "ReDoS" vulnerability.

    Published:Sep 21, 2009
    Last Modified:Apr 23, 2026
    EPS:Sep 21, 2009
    EPSS Score:0.09934
    CVSS Score:5

    Affected Products

    Vendor
    Microsoft
    Product
    Enterprise Library

    Exploits

    http://www.checkmarx.com/Upload/Documents/PDF/Checkmarx_OWASP_IL_2009_ReDoS.pdfhttp://www.checkmarx.com/Upload/Documents/PDF/Checkmarx_OWASP_IL_2009_ReDoS.pdf

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-135 Format String Injection
    CAPEC-67 String Format Overflow in syslog()

    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