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    CVE-2005-1664

    The __VIEWSTATE functionality in Microsoft ASP.NET 1.x allows remote attackers to conduct replay attacks to (1) apply a ViewState generated from one view to a different view, (2) reuse ViewState information after the application's state has changed, or (3) use the ViewState to conduct attacks or expose content to third parties.

    Published:May 18, 2005
    Last Modified:Apr 16, 2026
    EPS:May 18, 2005
    EPSS Score:0.22025
    CVSS Score:6.4

    Affected Products

    Vendor
    Microsoft
    Product
    Asp.net

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2006-1364 (CVSS 7.5) — Microsoft w3wp (aka w3wp.exe) does not properly handle when the AspCompat directive is not used when referenci…
    CVE-2005-2224 (CVSS 5) — aspnet_wp.exe in Microsoft ASP.NET web services allows remote attackers to cause a denial of service (CPU cons…
    CVE-2005-1665 (CVSS 5) — The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attac…
    CVE-2005-0452 (CVSS 4.3) — Multiple cross-site scripting (XSS) vulnerabilities in Microsoft ASP.NET (.Net) 1.0 and 1.1 to SP1 allow remot…
    CVE-2004-0847 (CVSS 9.8) — The Microsoft .NET forms authentication capability for ASP.NET allows remote attackers to bypass authenticatio…
    CVE-2003-0768 (CVSS 6.8) — Microsoft ASP.Net 1.1 allows remote attackers to bypass the Cross-Site Scripting (XSS) and Script Injection pr…

    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