External risk intelligence

Adobe ColdFusion Access Control Vulnerability

CVE advisoryKnown Exploit

CVE-2023-38205

A vulnerability in Adobe ColdFusion allows unauthorized access to administrative functions by bypassing security controls. This impacts organizations using affected versions, potentially exposing systems to attackers without requiring user interaction. The business risk involves unauthorized access to critical function

4Halo Surface Signal

Adobe Coldfusion

201820212023

External exposure likelihood

Halo Surface Signal score for CVE-2023-38205

Adobe ColdFusion is a web application server frequently deployed as an internet-facing application platform. While the specific administrative endpoints mentioned in the vulnerability should ideally be restricted, they are components of a web service that is commonly exposed to the internet in real-world production environments to support public-facing web applications.

Horizon Alert

Summary of the vulnerability and why it matters

Adobe ColdFusion, a web application server, has a vulnerability related to improper access control. This flaw could allow an attacker to bypass security features. Such a bypass could lead to unauthorized access to administrative functionalities within the affected systems.

  • Vulnerable Adobe ColdFusion components
  • Flaw allows security feature bypass
  • Attacker gains unauthorized access

Attack Path

How an attacker could exploit the issue

This vulnerability allows an attacker to bypass security features within Adobe ColdFusion. The attacker can gain access to specific administrative endpoints without needing any interaction from a user. This access could potentially lead to unauthorized control over the affected systems.

  • Exposure: Publicly accessible web server.
  • Attacker access: Network, no authentication.
  • Trigger and result: Access administrative endpoints.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability presents a significant risk to organizations utilizing affected Adobe ColdFusion versions. An attacker with a low skill level could exploit this flaw remotely to bypass security controls and gain unauthorized access to sensitive administrative functions. The potential for unauthorized access to critical system configurations and data poses a substantial business risk, requiring urgent attention to mitigate.

  • Attackers with low skill.
  • No access or conditions needed.
  • High business risk, treat as urgent.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

This vulnerability in Adobe ColdFusion could allow an attacker to bypass security features and access administrative functions. Successful exploitation does not require any interaction from a user. The potential impact includes unauthorized access to sensitive administrative endpoints, which could lead to further compromise of the system or data.

  • Identify all deployed Adobe ColdFusion assets.
  • Restrict access to administrative CFM and CFC endpoints.
  • Apply vendor updates and validate their implementation.
  • Monitor systems for unusual activity.

Frequently asked questions

What is Adobe ColdFusion and how is it used in web development?

Adobe ColdFusion is a web application server designed for building and deploying dynamic web applications and online services. It combines web technologies with a scripting language to facilitate the creation of interactive websites.

What type of weakness does CVE-2023-38205 represent?

CVE-2023-38205 is categorized as an Improper Access Control vulnerability. This means that the affected software fails to properly enforce restrictions on resource access or actions, enabling unauthorized users to gain entry.

How can an attacker exploit the CVE-2023-38205 vulnerability?

An attacker can exploit this vulnerability by accessing administrative CFM and CFC endpoints within Adobe ColdFusion. Exploitation does not require any user interaction, and the vulnerability allows for a security feature bypass.

What is the significance of the Halo Surface Signal for CVE-2023-38205?

The Halo Surface Signal indicates a 'Likely' risk because Adobe ColdFusion is often deployed as an internet-facing application. Even though administrative endpoints should be restricted, they are part of a commonly exposed web service, increasing the real-world exposure.

What steps should be taken to address the Adobe ColdFusion vulnerability?

Organizations should identify all deployed Adobe ColdFusion assets, restrict access to administrative CFM and CFC endpoints, and apply vendor updates. Monitoring systems for unusual activity is also crucial after implementing mitigations.

References