Cloud Defense Logo

Products

Solutions

Company

Book A Live Demo

CVE-2021-27320 : What You Need to Know

Discover the impact of CVE-2021-27320, a blind SQL injection vulnerability in Doctor Appointment System 1.0. Learn about affected systems, exploitation, and mitigation steps.

A blind SQL injection vulnerability was discovered in contactus.php in Doctor Appointment System 1.0, allowing an unauthenticated attacker to execute malicious SQL queries via the firstname parameter.

Understanding CVE-2021-27320

This CVE outlines a security issue in the Doctor Appointment System 1.0 that could be exploited by an attacker to perform blind SQL injection attacks.

What is CVE-2021-27320?

CVE-2021-27320 specifically refers to a blind SQL injection vulnerability present in the contactus.php file of Doctor Appointment System 1.0. This vulnerability can be exploited by an unauthorized individual to inject harmful SQL queries using the firstname parameter.

The Impact of CVE-2021-27320

The presence of this vulnerability can lead to unauthorized access to sensitive data, manipulation of databases, and potential data breaches within the affected system.

Technical Details of CVE-2021-27320

The technical details of CVE-2021-27320 shed light on the nature of the vulnerability, affected systems, and how it can be exploited.

Vulnerability Description

The vulnerability allows an unauthenticated attacker to insert malicious SQL queries through the firstname parameter in contactus.php, leading to a blind SQL injection attack.

Affected Systems and Versions

Doctor Appointment System 1.0 is affected by this vulnerability. The specific versions impacted by this security issue include those that utilize the vulnerable contactus.php file.

Exploitation Mechanism

By manipulating the firstname parameter in contactus.php, attackers can inject SQL queries to gain unauthorized access to the database and execute harmful actions.

Mitigation and Prevention

Mitigating the risks associated with CVE-2021-27320 involves immediate actions and the establishment of long-term security practices.

Immediate Steps to Take

It is recommended to restrict access to the contactus.php file, sanitize user inputs to prevent SQL injection, and apply security patches provided by the software vendor.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating developers on secure coding can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly updating the Doctor Appointment System to the latest version and staying informed about security advisories and patches is crucial in maintaining a secure environment.

Popular CVEs

CVE Id

Published Date

Is your System Free of Underlying Vulnerabilities?
Find Out Now