External risk intelligence

Adobe ColdFusion: Unauthorized File Access Risk

CVE advisoryKnown Exploit

CVE-2024-20767

An Improper Access Control vulnerability in Adobe ColdFusion allows attackers to read or modify restricted files if the admin panel is internet-exposed. This impacts organizations using affected versions, posing a risk of data compromise and system disruption.

3Halo Surface Signal

Adobe Coldfusion

20212023

External exposure likelihood

Halo Surface Signal score for CVE-2024-20767

The vulnerability affects the Adobe ColdFusion administration panel. While administrative interfaces should typically be restricted to internal networks, they are occasionally exposed to the public internet in some deployment scenarios, making network-based reachability possible but not the default or intended design for a secure configuration.

Horizon Alert

Summary of the vulnerability and why it matters

An improper access control vulnerability exists in Adobe ColdFusion, impacting specific versions. This flaw allows unauthorized actors to read or modify files on the system, potentially leading to data compromise and disruption. Exploitation requires the administrative panel to be accessible from the internet.

  • Vulnerable: Adobe ColdFusion
  • Weakness: Improper access control
  • Impact: Arbitrary file system read/write

Attack Path

How an attacker could exploit the issue

An attacker could exploit an Improper Access Control vulnerability within Adobe ColdFusion. This vulnerability requires the application's administrative panel to be accessible from the internet. Successful exploitation allows an attacker to read or modify restricted files on the system. This exploit does not require any interaction from a user.

  • Admin panel exposed externally.
  • Attacker reads or modifies restricted files.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability in Adobe ColdFusion could allow an attacker to read or modify restricted files on the system. Exploitation requires the attacker to have knowledge of how to exploit the vulnerability and for the administrative panel to be accessible from the internet. The potential impact includes unauthorized access to sensitive data and the ability to alter system files, posing a significant business risk.

  • Likely attacker skill level: Moderate
  • Required access or conditions: Internet-exposed admin panel
  • Business risk or urgency: High

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

An Improper Access Control vulnerability has been identified in Adobe ColdFusion, potentially allowing unauthorized access to or modification of restricted files. This issue requires the administrative panel to be exposed to the internet for exploitation. Organizations utilizing affected versions should take immediate steps to identify and mitigate potential risks to their systems and data.

  • Find affected assets.
  • Reduce exposure or isolate risk.
  • Fix, verify, and monitor.

Frequently asked questions

What is Adobe ColdFusion and what is it used for?

Adobe ColdFusion is a platform used for building and deploying web applications. It allows developers to create dynamic websites and applications, manage databases, and integrate with other services. Versions 2023.6, 2021.12, and earlier are impacted by this vulnerability.

What kind of vulnerability is CVE-2024-20767 in Adobe ColdFusion?

CVE-2024-20767 is an Improper Access Control vulnerability (CWE-284). This means that the software does not properly restrict who can access certain files or resources, allowing unauthorized users to read or modify them.

What conditions are needed for an attacker to exploit this ColdFusion flaw?

An attacker can exploit this vulnerability without needing any user interaction. However, a key precondition is that the administrative panel of the ColdFusion application must be exposed to the internet.

Who should be concerned about this Adobe ColdFusion vulnerability?

Organizations using Adobe ColdFusion should be concerned, especially if their administrative panel is accessible from the internet. This exposure makes the vulnerability a potential external threat that could impact data security and system integrity.

What is the first step to address this ColdFusion security risk?

The initial step is to identify all instances of the affected Adobe ColdFusion versions within your environment. Following that, focus on reducing the exposure of the administrative panel or isolating it to mitigate potential risks.

References