CVE:CVE-2005-4839
CNNVD:CNNVD-200512-749
PureTLS的0.9b5之前版本在解析之前，未清除可选的扩展和Algorithm.Parameters值，可能造成之前凭证的信息值泄露。
solution:Upgrade claymore_systems_inc puretls to a higher version than 0.9b4,and avoid the version (,0.9b4]