PT-2021-21299 · Sourcecodester · Sourcecodester Online Covid Vaccination Scheduler System

Published 2021-07-29 · Updated 2021-10-18 · CVE-2021-36621

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Sourcecodester Online Covid Vaccination Scheduler System version 1.0

Description The issue allows for SQL Injection, specifically time-based SQL injection, through the username parameter. This can lead to an attacker dumping the admin password hash, potentially decrypting it to obtain the plain-text password, and subsequently authenticating as an Administrator.

Recommendations For Sourcecodester Online Covid Vaccination Scheduler System version 1.0, consider restricting access to the vulnerable username parameter until a patch is available. As a temporary workaround, avoid using the username parameter in sensitive operations to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

SQL injection

Weakness Enumeration

CWE-89

Related Identifiers

CVE-2021-36621

Affected Products

Sourcecodester Online Covid Vaccination Scheduler System

References · 5

• 🔥 https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-18-09-2821 · Exploit
• 🔥 https://exploit-db.com/exploits/50109 · Exploit
• 🔥 http://packetstormsecurity.com/files/164324/Covid-Vaccination-Scheduler-System-1.0-SQL-Injection-Cross-Site-Scripting.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-36621 · Security Note
• https://osv.dev/vulnerability/CVE-2021-36621 · Vendor Advisory