CVE-2021-31917 : Vulnerability Insights and Analysis

A flaw was discovered in Red Hat DataGrid 8.x and Infinispan that could allow an attacker to bypass authentication on REST endpoints using DIGEST as the authentication method, potentially compromising data confidentiality, integrity, and system availability.

Understanding CVE-2021-31917

This CVE identifies a vulnerability in Red Hat DataGrid and Infinispan software.

What is CVE-2021-31917?

The vulnerability in Red Hat DataGrid 8.x and Infinispan allows attackers to circumvent authentication on REST endpoints utilizing DIGEST, posing a threat to the security of data and system availability.

The Impact of CVE-2021-31917

The most significant risk posed by this vulnerability is to the confidentiality and integrity of data, as well as the availability of affected systems.

Technical Details of CVE-2021-31917

This section provides detailed technical information about the CVE.

Vulnerability Description

The flaw in Red Hat DataGrid 8.x and Infinispan enables attackers to bypass authentication mechanisms on REST endpoints that use DIGEST, potentially leading to unauthorized access.

Affected Systems and Versions

Red Hat DataGrid 8.x versions 8.0.0, 8.0.1, 8.1.0, and 8.1.1, as well as Infinispan versions 10.0.0 through 12.0.0, are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the authentication bypass on REST endpoints that rely on DIGEST for authentication.

Mitigation and Prevention

Protecting systems from CVE-2021-31917 requires immediate actions and long-term security practices.

Immediate Steps to Take

To mitigate the risk associated with this CVE, organizations should consider implementing alternative authentication methods and monitoring systems for signs of unauthorized access.

Long-Term Security Practices

Establishing robust authentication protocols, regularly updating software components, and conducting security assessments are essential for ensuring long-term protection against vulnerabilities like CVE-2021-31917.

Patching and Updates

Vendor patches and updates should be promptly applied to Red Hat DataGrid and Infinispan to address the vulnerability and enhance system security.