External risk intelligence

Trend Micro Apex Central Arbitrary File Upload Vulnerability

CVE advisoryKnown Exploit

CVE-2022-26871

Trend Micro Apex Central has a vulnerability allowing unauthorized remote attackers to upload files, potentially enabling remote code execution. This affects the integrity of security systems and poses a risk of unauthorized access.

4Halo Surface Signal

Remote Code Execution

Trendmicro Apex Central

2019

External exposure likelihood

Halo Surface Signal score for CVE-2022-26871

Trend Micro Apex Central is a centralized management console for security products. These management platforms are commonly deployed as web-based administrative interfaces that are often accessible over the network to facilitate centralized monitoring and policy management across an organization, making them a common target for network-based access.

Horizon Alert

Summary of the vulnerability and why it matters

Trend Micro Apex Central is vulnerable to an arbitrary file upload flaw. This weakness could allow an unauthorized remote attacker to upload a file, potentially leading to the execution of malicious code. The business impact could include unauthorized system access and compromise.

  • Vulnerable: Trend Micro Apex Central
  • Flaw: Arbitrary file upload
  • Impact: Remote code execution

Attack Path

How an attacker could exploit the issue

An unauthenticated remote attacker can upload arbitrary files to Trend Micro Apex Central. This can lead to an attacker executing code remotely on the affected system. This impacts organizations by potentially compromising their security infrastructure and exposing sensitive data. Affected employees might face disruptions if systems become unavailable or data is exfiltrated.

  • Exposure to network access.
  • Attacker uploads a malicious file.
  • Remote code execution occurs.

Live Threat

Current exploitation, exposure, and threat context

An arbitrary file upload vulnerability in Trend Micro Apex Central presents a significant risk. An unauthenticated remote attacker could exploit this to upload a malicious file, potentially leading to the execution of arbitrary code. This could result in unauthorized access and control over affected systems.

  • High attacker skill level not required.
  • No access conditions needed.
  • High business risk and urgency.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

An arbitrary file upload vulnerability has been identified in Trend Micro Apex Central. This vulnerability could permit an unauthenticated remote attacker to upload a file, potentially leading to the execution of remote code. Addressing this issue is critical to maintaining the integrity and security of the organization's systems.

  • Find systems running Apex Central.
  • Reduce network exposure.
  • Apply vendor fix and verify.
  • Monitor for related activity.

Frequently asked questions

What is Trend Micro Apex Central and what is it used for?

Trend Micro Apex Central is a management console used to oversee and control various Trend Micro security products. It allows administrators to manage security policies, monitor threats, and deploy updates across an organization's network.

What type of weakness does CVE-2022-26871 represent?

CVE-2022-26871 is an arbitrary file upload vulnerability, classified as CWE-345. This means an attacker can upload files to the system that are not authorized, which can then be exploited to execute code.

How can an attacker exploit this vulnerability?

An unauthenticated remote attacker can exploit this by uploading an arbitrary file to the Trend Micro Apex Central system. There are no specific access conditions required for the attacker to trigger this bug.

Who should be concerned about Trend Micro Apex Central being exposed externally?

Organizations that have Trend Micro Apex Central accessible from the internet should be concerned. This external accessibility, as indicated by its network attack vector, makes it a potential target for remote attackers.

What are the first steps for managing this vulnerability in Trend Micro Apex Central?

First, identify all systems running Apex Central within your environment. Next, review and potentially reduce its network exposure. Finally, apply any available fixes from Trend Micro and confirm the vulnerability is no longer present.

References