CVE:CVE-1999-1591
CNNVD:CNNVD-199912-112
Microsoft Internet信息服务（IIS）服务器4.0 SP4中存在缺少修复程序的漏洞，该漏洞允许远程攻击者无条件的绕过认证要求的认证证书，如通过微软的Visual InterDev 6.0连接从而造成危害。
solution:Upgrade microsoft internet_information_server to a higher version than 4.0:sp4,and avoid the version 4.0:sp4; Upgrade microsoft visual_interdev to a higher version than 6.0,and avoid the version 6.0