CVE:CVE-2011-2205
CNNVD:CNNVD-201106-258
Prosody 0.8.1之前版本在实体扩展过程中不能正确检测递归。远程攻击者可借助嵌入XML实体导致拒绝服务（内存和CPU消耗）。
solution:Upgrade prosody prosody to a higher version than 0.8.0,0.1.0,0.2.0,0.3.0,0.4.0,0.4.1,0.4.2,0.5.0,0.5.1,0.5.2,0.6,0.6.0,0.6.1,0.7,0.7.0,0.8,and avoid the version (,0.8.0],0.1.0,0.2.0,0.3.0,0.4.0,0.4.1,0.4.2,0.5.0,0.5.1,0.5.2,0.6,0.6.0,0.6.1,0.7,0.7.0,0.8