Buffer overflow in the ASP data transfer mechanism in Internet Information Server (IIS) 4.0, 5.0, and 5.1 allows remote attackers to cause a denial of service or execute code, aka "Microsoft-discovered variant of Chunked Encoding buffer overrun."Referenceshttp://www.iss.net/security_center/static/8796.phphttp://www.securityfocus.com/bid/4490https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A72https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-018http://www.osvdb.org/3301http://www.kb.cert.org/vuls/id/669779https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A22http://www.cert.org/advisories/CA-2002-09.htmlhttp://www.cisco.com/warp/public/707/Microsoft-IIS-vulnerabilities-MS02-018.shtml