CVE-2002-0072

Description

The w3svc.dll ISAPI filter in Front Page Server Extensions and ASP.NET for Internet Information Server (IIS) 4.0, 5.0, and 5.1 does not properly handle the error condition when a long URL is provided, which allows remote attackers to cause a denial of service (crash) when the URL parser accesses a null pointer.

Affected products

• Microsoft / internet_information_server4.0 – 4.0
• Microsoft / internet_information_services5.0 – 5.0

References

• MISChttp://www.securityfocus.com/bid/4479
• MISChttp://www.kb.cert.org/vuls/id/521059
• MISChttp://www.iss.net/security_center/static/8800.php
• MAILING_LISThttp://marc.info/?l=bugtraq&m=101853851025208&w=2
• MISChttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-018
• MISChttp://www.osvdb.org/3326
• VENDOR_ADVISORYhttp://www.cert.org/advisories/CA-2002-09.html
• VENDOR_ADVISORYhttp://www.cisco.com/warp/public/707/Microsoft-IIS-vulnerabilities-MS02-018.shtml