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    CVE-2002-0071

    Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet Information Server (IIS) 4.0 and 5.0 allows attackers to cause a denial of service or execute arbitrary code via HTR requests with long variable names.

    Published:Apr 22, 2002
    Last Modified:Apr 16, 2026
    EPS:Apr 2, 2003
    EPSS Score:0.69488
    CVSS Score:7.5

    Affected Products

    Vendor
    Microsoft
    Product
    Internet Information Server
    Vendor
    Microsoft
    Product
    Internet Information Services

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2013-0942 (CVSS 4.3) — Cross-site scripting (XSS) vulnerability in EMC RSA Authentication Agent 7.1 before 7.1.1 for Web for Internet…
    CVE-2013-0941 (CVSS 2.1) — EMC RSA Authentication API before 8.1 SP1, RSA Web Agent before 5.3.5 for Apache Web Server, RSA Web Agent bef…
    CVE-2010-1899 (CVSS 4.3) — Stack consumption vulnerability in the ASP implementation in Microsoft Internet Information Services (IIS) 5.1…
    CVE-2010-1256 (CVSS 8.5) — Unspecified vulnerability in Microsoft IIS 6.0, 7.0, and 7.5, when Extended Protection for Authentication is e…
    CVE-2003-1582 (CVSS 2.6) — Microsoft Internet Information Services (IIS) 6.0, when DNS resolution is enabled for client IP addresses, all…
    CVE-2009-3023 (CVSS 9) — Buffer overflow in the FTP Service in Microsoft Internet Information Services (IIS) 5.0 through 6.0 allows rem…
    CVE-2008-0075 (CVSS 10) — Unspecified vulnerability in Microsoft Internet Information Services (IIS) 5.1 through 6.0 allows remote attac…
    CVE-2008-0074 (CVSS 7.2) — Unspecified vulnerability in Microsoft Internet Information Services (IIS) 5.0 through 7.0 allows local users …
    CVE-2007-2897 (CVSS 7.5) — Microsoft Internet Information Services (IIS) 6.0 allows remote attackers to cause a denial of service (server…
    CVE-2007-1278 (CVSS 4.3) — Unspecified vulnerability in the IIS connector in Adobe JRun 4.0 Updater 6, and ColdFusion MX 6.1 and 7.0 Ente…

    References

    http://marc.info/?l=bugtraq&m=101854087828265&w=2
    http://www.atstake.com/research/advisories/2002/a041002-1.txt
    http://www.cert.org/advisories/CA-2002-09.html
    http://www.cisco.com/warp/public/707/Microsoft-IIS-vulnerabilities-MS02-018.shtml
    http://www.iss.net/security_center/static/8799.php
    http://www.kb.cert.org/vuls/id/363715
    http://www.osvdb.org/3325
    http://www.securityfocus.com/bid/4474
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-018
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A130
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A45
    http://marc.info/?l=bugtraq&m=101854087828265&w=2
    http://www.atstake.com/research/advisories/2002/a041002-1.txt
    http://www.cert.org/advisories/CA-2002-09.html
    http://www.cisco.com/warp/public/707/Microsoft-IIS-vulnerabilities-MS02-018.shtml
    http://www.iss.net/security_center/static/8799.php
    http://www.kb.cert.org/vuls/id/363715
    http://www.osvdb.org/3325
    http://www.securityfocus.com/bid/4474
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-018
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A130
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A45

    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