CVE:CVE-2012-4847
CNNVD:CNNVD-201211-243
IBM Cognos Business Intelligence (BI) 8.4和8.4.1版本中存在漏洞。远程未明攻击者利用该漏洞通过包含零字节特制的请求，导致拒绝服务（CPU消耗）。
solution:Upgrade ibm cognos_business_intelligence to a higher version than 8.4,8.4.1,and avoid the version 8.4,8.4.1