CVE-2021-36300 : What You Need to Know

A vulnerability has been discovered in iDRAC9 versions prior to 5.00.00.00 that allows an unauthenticated remote attacker to crash the webserver or gain unauthorized access to information through a specially crafted request.

Understanding CVE-2021-36300

This section will provide insights into the nature and impact of the CVE-2021-36300 vulnerability.

What is CVE-2021-36300?

The CVE-2021-36300 vulnerability exists in iDRAC9 versions prior to 5.00.00.00 due to improper input validation. It can be exploited by sending a malicious payload to disrupt the webserver or reveal sensitive data.

The Impact of CVE-2021-36300

With a CVSS base score of 6.5, this medium-severity vulnerability poses a threat to the confidentiality of the affected system. While it requires no user privileges, an attacker can execute the exploit remotely over the network.

Technical Details of CVE-2021-36300

Explore the specifics of the CVE-2021-36300 vulnerability for a better understanding.

Vulnerability Description

The vulnerability stems from improper input validation in iDRAC9 versions prior to 5.00.00.00, enabling remote attackers to crash the webserver or disclose sensitive information.

Affected Systems and Versions

The vulnerability affects Integrated Dell Remote Access Controller (iDRAC) provided by Dell with versions less than 5.00.00.00, of custom version type.

Exploitation Mechanism

By sending a specially crafted malicious request, unauthenticated remote attackers can exploit the CVE-2021-36300 vulnerability to disrupt the webserver or potentially access sensitive data.

Mitigation and Prevention

To protect your systems from CVE-2021-36300, consider the following mitigation strategies.

Immediate Steps to Take

Update iDRAC9 to version 5.00.00.00 or later to eliminate the vulnerability.

Long-Term Security Practices

Implement strict input validation mechanisms to prevent similar vulnerabilities in the future.
Regularly monitor and apply security patches to ensure system integrity.

Patching and Updates

Stay informed about security advisories from Dell and promptly apply recommended patches to mitigate known vulnerabilities.