CVE-2021-3833 : Security Advisory and Response

Integria IMS incorrect authorization vulnerability allows attackers to exploit the system by comparing MD5 hashes incorrectly, enabling unauthorized access.

Understanding CVE-2021-3833

This CVE involves a flaw in Integria IMS that allows attackers to log in with different passwords due to an incorrect comparison of MD5 hashes.

What is CVE-2021-3833?

The vulnerability arises from a loose comparator usage in Integria IMS' login check, permitting unauthorized access with specially formatted passwords.

The Impact of CVE-2021-3833

With a CVSS base score of 9.8 (Critical), this vulnerability poses a significant risk to confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2021-3833

This section delves into the specific technical aspects of the vulnerability.

Vulnerability Description

Integria IMS uses a loose comparator to compare MD5 hashes, enabling attackers to exploit it for unauthorized login attempts.

Affected Systems and Versions

Integria IMS version 5.0.92 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specific formatted passwords to manipulate the loose comparator in the login check.

Mitigation and Prevention

Discover how to address and prevent the CVE-2021-3833 vulnerability.

Immediate Steps to Take

It is crucial to apply the available patch released in Integria IMS version 5.0.93 to mitigate the vulnerability.

Long-Term Security Practices

Implementing strong password policies and regular security audits can help prevent similar authorization issues in the future.

Patching and Updates

Ensure timely installation of security updates and patches to safeguard against known vulnerabilities.