External risk intelligence

IBM Data Risk Manager Security Bypass Vulnerability.

CVE advisoryKnown Exploit

CVE-2020-4427

A security bypass vulnerability exists in IBM Data Risk Manager with SAML authentication. Attackers can exploit this to gain full administrative access, impacting data integrity and operations.

4Halo Surface Signal

Authentication Bypass

Ibm Data Risk Manager

2.0.1 to 2.0.6.1

External exposure likelihood

Halo Surface Signal score for CVE-2020-4427

IBM Data Risk Manager is an enterprise appliance designed to centralize risk data. As a management platform or gateway-style application, it is often deployed in network-accessible environments to facilitate administrative functions, making it commonly reachable as a web-based service for organizational users.

Horizon Alert

Summary of the vulnerability and why it matters

IBM Data Risk Manager, when configured with SAML authentication, has a vulnerability that allows attackers to bypass security measures. This flaw can be exploited through specially crafted HTTP requests. Successful exploitation grants an attacker full administrative access to the system, posing a significant risk to organizational data and operations.

  • Vulnerable component: IBM Data Risk Manager with SAML authentication.
  • Core weakness: Security restriction bypass.
  • Main business impact: Unauthorized administrative access.

Attack Path

How an attacker could exploit the issue

A remote attacker can bypass security restrictions in IBM Data Risk Manager when SAML authentication is configured. This is achieved by sending a specially crafted HTTP request, allowing the attacker to circumvent the authentication process. Successful exploitation grants the attacker full administrative access to the system, posing a significant risk to organizational data and operations.

  • System exposure via network.
  • Attacker sends crafted HTTP request.
  • Bypasses authentication, gains admin control.

Live Threat

Current exploitation, exposure, and threat context

The identified vulnerability in IBM Data Risk Manager could allow a remote attacker to bypass security controls when SAML authentication is configured. This could lead to an attacker gaining full administrative control of the system by sending a specially crafted HTTP request. The potential impact on affected organizations includes unauthorized access and compromise of sensitive data.

  • Attacker skill level: Low
  • Required access: Network access
  • Business risk: Urgent

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

The organization should address a critical vulnerability in IBM Data Risk Manager that could allow a remote attacker to bypass security restrictions. Exploitation of this vulnerability, when the system is configured with SAML authentication, could grant an attacker full administrative access. This bypass is achieved by sending a specially crafted HTTP request, posing a significant risk to the integrity and confidentiality of data managed by the system.

  • Identify all IBM Data Risk Manager instances.
  • Restrict network access to affected systems.
  • Apply vendor updates, verify fixes, and monitor.

Frequently asked questions

What is IBM Data Risk Manager and what is it used for?

IBM Data Risk Manager is an enterprise appliance used to centralize and manage risk data across an organization. It functions as a management platform or gateway, often deployed in network-accessible environments to facilitate administrative tasks through a web-based service.

What type of weakness is CVE-2020-4427 in IBM Data Risk Manager?

CVE-2020-4427 is a security restriction bypass vulnerability (CWE-287). This means that an attacker can circumvent the intended security mechanisms of the software, specifically when SAML authentication is in use.

How can an attacker exploit this CVE-2020-4427 vulnerability?

An attacker can exploit this vulnerability by sending a specially crafted HTTP request to the affected IBM Data Risk Manager instance. This action allows them to bypass the normal authentication process, granting them administrative access to the system without proper authorization. The vulnerability is not triggered if SAML authentication is not configured.

Who should be concerned about this IBM Data Risk Manager vulnerability?

Organizations running IBM Data Risk Manager, especially those where it is internet-facing, should be concerned. Its nature as a management platform often means it's accessible via a network, increasing the potential for exploitation if not secured.

What is the first step to address CVE-2020-4427?

The immediate first step for organizations running IBM Data Risk Manager is to identify all instances of the software within their environment. Following that, it's crucial to restrict network access to these systems and then apply any necessary updates or patches provided by IBM to fix the vulnerability.

References