CVE-2021-36621

HIGH

Online Covid Vaccination Scheduler System - SQL Injection

Title source: rule

Description

Sourcecodester Online Covid Vaccination Scheduler System 1.0 is vulnerable to SQL Injection. The username parameter is vulnerable to time-based SQL injection. Upon successful dumping the admin password hash, an attacker can decrypt and obtain the plain-text password. Hence, the attacker could authenticate as Administrator.

Exploits (1)

exploitdb WORKING POC

by faisalfs10x · textwebappsphp

https://www.exploit-db.com/exploits/50109

View Code ZIP pw:eip

References (3)

[Exploit, Third Party Advisory, VDB Entry] https://www.exploit-db.com/exploits/50109

[Exploit, Third Party Advisory] https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-18-09-2821

[Exploit, Third Party Advisory, VDB Entry] http://packetstormsecurity.com/files/164324/Covid-Vaccination-Scheduler-System-1.0-SQL-Injection-Cross-Site-Scripting.html

Scores

CVSS v3 8.1

EPSS 0.0131

EPSS Percentile 79.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-89

Status published

Products (1)

online_covid_vaccination_scheduler_system_project/online_covid_vaccination_scheduler_system 1.0

Published Jul 30, 2021

Tracked Since Feb 18, 2026